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5268 Commits

Author SHA1 Message Date
Chris Lattner
dea9528f7f When lowering SELECT_CC, see if the input is a lowered SETCC. If so, fold 
the two operations together.  This allows us to compile this:

void %two(int %a, int* %b) {
        %tmp.2 = seteq int %a, 0
        %tmp.0.0 = select bool %tmp.2, int 10, int 20
        store int %tmp.0.0, int* %b
        ret void
}

into:

two:
        save -96, %o6, %o6
        or %g0, 20, %l0
        or %g0, 10, %l1
        subcc %i0, 0, %l2
        be .LBBtwo_2    ! entry
        nop
.LBBtwo_1:      ! entry
        or %g0, %l0, %l1
.LBBtwo_2:      ! entry
        st %l1, [%i1]
        restore %g0, %g0, %g0
        retl
        nop

instead of:

two:
        save -96, %o6, %o6
        sethi 0, %l0
        or %g0, 1, %l1
        or %g0, 20, %l2
        or %g0, 10, %l3
        subcc %i0, 0, %l4
        be .LBBtwo_2    ! entry
        nop
.LBBtwo_1:      ! entry
        or %g0, %l0, %l1
.LBBtwo_2:      ! entry
        subcc %l1, 0, %l0
        bne .LBBtwo_4   ! entry
        nop
.LBBtwo_3:      ! entry
        or %g0, %l2, %l3
.LBBtwo_4:      ! entry
        st %l3, [%i1]
        restore %g0, %g0, %g0
        retl
        nop


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25806 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-30 04:34:44 +00:00
Chris Lattner
c6fd6cd65c Move MaskedValueIsZero from the DAGCombiner to the TargetLowering interface,making isMaskedValueZeroForTargetNode simpler, and useable from other partsof the compiler. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25803 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-30 04:09:27 +00:00
Chris Lattner
4a397e0e94 Implement isMaskedValueZeroForTargetNode for the various v8 selectcc nodes, 
allowing redundant and's to be eliminated by the dag combiner.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25800 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-30 03:51:45 +00:00
Chris Lattner
87c890a9c2 adjust prototype 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25798 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-30 03:49:07 +00:00
Chris Lattner
37dd6f1b79 Functions that are lazily streamed in from the .bc file are *not* external. 
This fixes llvm-test/SingleSource/UnitTests/2006-01-29-SimpleIndirectCall.c
and PR704


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25793 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 20:49:17 +00:00
Chris Lattner
c7097afe51 add another note 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25789 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 09:46:06 +00:00
Chris Lattner
5164a313e0 add some performance notes from looking at sgefa 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25788 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 09:42:20 +00:00
Chris Lattner
6a28456e18 add a high-priority SSE issue from sgefa 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25787 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 09:14:47 +00:00
Chris Lattner
b638cd89db add a missed optimization 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25786 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 09:08:15 +00:00
Chris Lattner
d9b55dd21a Now that OpActions is big enough, we can specify actions for vector types 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25784 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 08:41:37 +00:00
Chris Lattner
3fd327fe7f disable this for now 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25778 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 07:31:33 +00:00
Reid Spencer
2ce5b263ba Add a note about lowering llvm.memset, llvm.memcpy, and llvm.memmove to a 
few stores under certain conditions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25777 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 06:48:25 +00:00
Chris Lattner
0fc9c26e7d remove now-dead code, the legalizer takes care of this for us 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25776 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 06:45:31 +00:00
Chris Lattner
44d9b9bb86 The FP stack doesn't support UNDEF, ask the legalizer to legalize it 
instead of lying and saying we have it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25775 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 06:44:22 +00:00
Chris Lattner
ec4a0c7c6b Request expansion of ConstantVec nodes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25773 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 06:32:58 +00:00
Chris Lattner
a54aa94197 Targets all now request ConstantFP to be legalized into TargetConstantFP. 
'fpimm' in .td files is now TargetConstantFP.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25771 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 06:26:08 +00:00
Chris Lattner
08a90229ae Update alpha to reflect recent constantfp legalize changes. It's not clear 
why all this code isn't autogenerated. :(


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25770 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 06:25:22 +00:00
Chris Lattner
c7e1852d63 cmovle != cmovlt 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25761 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 03:47:30 +00:00
Jeff Cohen
b8643ac476 Fix typo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25760 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-29 03:45:35 +00:00
Jeff Cohen
c4013d6772 Flesh out AMD family/models. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25755 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 20:30:18 +00:00
Jeff Cohen
216d281d0a Correctly determine CPU vendor. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25754 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 19:48:34 +00:00
Jeff Cohen
a349640b7f Use union instead of reinterpret_cast. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25751 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 18:47:32 +00:00
Jeff Cohen
7617717496 Fix recognition of Intel CPUs. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25750 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 18:38:20 +00:00
Chris Lattner
c2fad16155 Is64Bit reflects the capability of the chip, not an aspect of the target os 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25749 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 18:23:48 +00:00
Chris Lattner
dabbc98396 Fix a bunch of JIT failures with the new isel 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25748 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 18:19:37 +00:00
Jeff Cohen
41adb0d679 Improve X86 subtarget support for Windows and AMD. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25747 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 18:09:06 +00:00
Chris Lattner
6b2469c1ad silence a warning 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25745 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 10:34:47 +00:00
Chris Lattner
e00ebf0aca Fix a bug in my elimination of ISD::CALL this morning. PPC now has to 
provide the expansion for i64 calls itself


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25735 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 07:33:03 +00:00
Chris Lattner
1e39a15b42 make this work on non-native hosts 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25734 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 06:05:41 +00:00
Chris Lattner
969097968c add a note about how we should implement this FIXME from the legalizer: 
// FIXME: revisit this when we have some kind of mechanism by which targets
    // can decided legality of vector constants, of which there may be very
    // many.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25733 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 05:40:47 +00:00
Nate Begeman
0aed7840ec Implement Promote for VAARG, and allow it to be custom promoted for people 
who don't want the default behavior (Alpha).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25726 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 03:14:31 +00:00
Nate Begeman
eb20ed6c86 Add a couple more things to the readme. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25724 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 01:22:10 +00:00
Chris Lattner
34fa038f0c Remove some dead code 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25719 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-28 00:02:51 +00:00
Chris Lattner
2d90bd5f42 Switch to AlphaISD::CALL instead of ISD::CALL 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25718 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 23:39:00 +00:00
Chris Lattner
281b55ebec Use PPCISD::CALL instead of ISD::CALL 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25717 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 23:34:02 +00:00
Chris Lattner
44ea7b1a6c Use V8ISD::CALL instead of ISD::CALL 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25716 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 23:30:03 +00:00
Evan Cheng
d41e9e5e7a A bit of wisdom from Chris on the last entry. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25715 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 22:54:32 +00:00
Evan Cheng
85214ba3cc AT&T assembly convention: registers are in lower case. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25714 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 22:53:29 +00:00
Chris Lattner
184cc4ac60 initialize member vars 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25712 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 22:38:36 +00:00
Chris Lattner
104988a16a initialize all instance vars 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25711 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 22:37:09 +00:00
Chris Lattner
bba534dc66 Make llvm.frame/returnaddr not crash on ppc 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25710 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 22:25:06 +00:00
Evan Cheng
e826a018b9 Added notes about a x86 isel deficiency. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25706 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 22:11:01 +00:00
Evan Cheng
dbd38d7f64 Added a temporary option -enable-x86-sse to enable sse support. It is used by 
llc-beta.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25701 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 21:49:34 +00:00
Evan Cheng
8e44f0756f Bye bye Pattern ISel, hello DAG ISel. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25700 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 21:26:54 +00:00
Nate Begeman
ee625573b5 Remove TLI.LowerReturnTo, and just let targets custom lower ISD::RET for 
the same functionality.  This addresses another piece of bug 680.  Next,
on to fixing Alpha VAARG, which I broke last time.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25696 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 21:09:22 +00:00
Evan Cheng
b3a7e21b7e A better workaround 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25692 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 19:30:30 +00:00
Chris Lattner
9f96a32831 force sse/3dnow off until they work. This fixes all the x86 failures last night 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25690 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 18:30:50 +00:00
Chris Lattner
c2493c45a0 Unbreak the JIT with SSE 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25688 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 18:27:18 +00:00
Evan Cheng
559806f575 x86 CPU detection and proper subtarget support 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25679 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 08:10:46 +00:00
Evan Cheng
19c9550744 Subtarget feature can now set any variable to any value 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25678 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 08:09:42 +00:00
Chris Lattner
cedc6f4b30 PHI and INLINEASM are now built-in instructions provided by Target.td 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25674 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 01:46:15 +00:00
Chris Lattner
3b0d1d71d1 Add a default NoItinerary class for targets to use. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25670 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-27 01:41:38 +00:00
Jeff Cohen
9471c8a93b Improve compatibility with VC2005, patch by Morten Ofstad! 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25661 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 20:41:32 +00:00
Jim Laskey
b3e789ac25 Set up MachineDebugInfo to scan for debug information form "llvm.db"g globals. 
Global Variable information is now pulled from "llvm.dbg.globals"


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25655 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 20:21:46 +00:00
Chris Lattner
38f7373018 Improve compatibility with VC2005, patch by Morten Ofstad! 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25653 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 19:55:20 +00:00
Evan Cheng
97c7fc351e Added preliminary x86 subtarget support. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25645 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 09:53:06 +00:00
Duraid Madina
b0636041c8 fix stack corruption! Previously, 16-byte whole-FP-register stores were 
being treated as needing only 8 bytes (though they were 16 byte aligned.)

This should fix a bunch of tests - anyone have any comments, though?

  - in Target.td , SpillSize and SpillAlignment seem dead - is this what
    Size and Alignment do now?
  - in CodeGenRegisters.h/CodeGenTarget.cpp , DeclaredSpillSize and
    DeclaredSpillAlignment seem dead.
  - there are a bunch of comments here and there that don't clearly
    distinguish between 'size' and 'spillsize' etc. hmm.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25644 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 09:45:03 +00:00
Duraid Madina
d92f116a1c some hoovering 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25643 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 09:08:31 +00:00
Chris Lattner
4dcfaac2e3 Rest of subtarget support, remove references to ppc 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25642 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 07:22:22 +00:00
Chris Lattner
0d170a7969 Add trivial subtarget support 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25641 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 06:51:21 +00:00
Andrew Lenharth
9e234856fe minor renaming 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25640 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 03:24:15 +00:00
Andrew Lenharth
cd1544eede allow R28 to be used for frame calculations without entirely removing it from circulation 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25639 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 03:22:07 +00:00
Evan Cheng
67caa39e4c Work around some x86 Darwin assembler bugs 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25638 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 02:27:43 +00:00
Evan Cheng
9bba894596 When trying to fold X86::SETCC into a Select, make a copy if it has more than 
one use. This allows more CMOV instructions.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25634 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 02:13:10 +00:00
Evan Cheng
71fb9ad5d9 Remove the uses of STATUS flag register. Rely on node property SDNPInFlag, 
SDNPOutFlag, and SDNPOptInFlag instead.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25629 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-26 00:29:36 +00:00
Andrew Lenharth
677c4f2cbc oops 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25623 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 23:33:32 +00:00
Andrew Lenharth
5f8f0e219d forgot one 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25620 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 22:28:07 +00:00
Andrew Lenharth
0e538791b8 make things compile again 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25614 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 21:54:38 +00:00
Evan Cheng
0577a22c67 Set SchedulingForLatency to be the default scheduling preference for all. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25607 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 18:52:42 +00:00
Nate Begeman
acc398c195 First part of bug 680: 
Remove TLI.LowerVA* and replace it with SDNodes that are lowered the same
way as everything else.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25606 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 18:21:52 +00:00
Evan Cheng
7558b0e80c Default scheduling preference is SchedulingForLatency. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25603 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 09:15:54 +00:00
Evan Cheng
0b2afbd58a X86 prefer scheduling for reduced register pressure. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25602 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 09:15:17 +00:00
Evan Cheng
0d718e9afc Fix a selectcc lowering bug. Make a copy of X86ISD::CMP when folding it. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25596 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 09:05:09 +00:00
Chris Lattner
31e63881b3 Loosen up these checks to allow direct uses of ESP 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25595 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 08:00:36 +00:00
Duraid Madina
badf0d9614 add bundling! well not really, for now it's just stop-insertion. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25593 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 02:23:38 +00:00
Andrew Lenharth
23918975bf maintaining stackpointer alignment. Perhaps it doesn't matter 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25592 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-25 01:51:08 +00:00
Chris Lattner
91cacc810b use ESP directly, not a copy of ESP into some other register for fastcc calls 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25584 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-24 06:14:44 +00:00
Chris Lattner
af63bb03c5 Emit the copies out of call return registers *after* the ISD::CALLSEQ_END 
node, fixing fastcc and the case where a function has a frame pointer due
to dynamic allocas.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25580 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-24 05:17:12 +00:00
Chris Lattner
6da23db69f Allow jit-beta to work 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25578 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-24 04:50:48 +00:00
Jim Laskey
52060a0e71 Crude Dwarf global variable debugging. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25569 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-24 00:49:18 +00:00
Andrew Lenharth
fabd5ba250 bye bye Pattern ISEL 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25553 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-23 21:56:07 +00:00
Andrew Lenharth
66e495820a added stores to lsmark 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25552 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-23 21:51:33 +00:00
Andrew Lenharth
87076054e6 fix up more lsmark stuff 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25550 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-23 21:23:26 +00:00
Andrew Lenharth
167bc6ee7a yea, lowering this stuff will basically work 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25549 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-23 20:59:50 +00:00
Chris Lattner
bb978c7e98 remove the V8 simple isel 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25534 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-23 07:20:15 +00:00
Duraid Madina
dfa28ac56f die, die!! r15, you are not callee-saved 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25527 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-23 06:11:45 +00:00
Duraid Madina
b9bcd18794 fix register corruption! (my god.) r15 is a scratch reg, using that as 
a frame pointer is a pretty doofus thing to do. use r5 instead, and
mark it callee-saved, coz that's what it is!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25526 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-23 06:08:46 +00:00
Chris Lattner
2c2c6c61f1 Add explicit #includes of <iostream> 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25515 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-22 23:41:00 +00:00
Chris Lattner
86a5484079 Add explicit #includes of <iostream> 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25509 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-22 22:53:01 +00:00
Duraid Madina
19e5e141c1 insignificant, but next up is proper stack frame layout! 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25497 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-21 14:27:19 +00:00
Evan Cheng
86556a5f42 Rename fcmovae to fcmovnb and fcmova to fcmovnbe (following Intel manual). 
Some assemblers can't recognize the aliases.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25494 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-21 02:55:41 +00:00
Chris Lattner
bc1c215453 trivial formatting improvement: don't insert extra blank lines between .comm 
vars.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25492 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-21 01:35:26 +00:00
Robert Bocchino
b78e8382e8 Make the C writer work with packed types. printContainedStructs is 
still not quite right and will be fixed later.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25488 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-20 20:43:57 +00:00
Duraid Madina
bea99471c7 remove RET hack, add proper support for rets (watching out for ret voids) 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25486 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-20 20:24:31 +00:00
Chris Lattner
14d9b20b78 Simplify CWriter::printContainedStructs, also allowing it to work with 
PackedTypes as a side-effect.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25485 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-20 18:57:03 +00:00
Chris Lattner
1f16ff6f0a LowerReturn now doesn't have to handle f32 returns. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25484 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-20 18:41:25 +00:00
Duraid Madina
ecc1a1bb1e fix sext breakage: now we correctly deal with functions that return 
int vs uint


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25478 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-20 16:10:05 +00:00
Duraid Madina
a7fb5bef55 fix storing bools! eek! 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25476 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-20 03:40:25 +00:00
Evan Cheng
98f5dab8a7 Stop doing that accidental commit. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25474 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-20 01:14:05 +00:00
Evan Cheng
21d5443934 A few more SH{L|R}D peepholes. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25473 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-20 01:13:30 +00:00
Evan Cheng
cce47faf52 Didn't mean to commit the last one. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25469 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 23:27:08 +00:00
Evan Cheng
956044cf03 Added i16 SH{L|R}D patterns. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25468 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 23:26:24 +00:00
Andrew Lenharth
394244717a typo 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25464 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 21:10:38 +00:00
Andrew Lenharth
c6a335b72a nasty nasty patterns 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25463 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 20:49:37 +00:00
Duraid Madina
12f1bea6e2 fix boolean XOR (which fixes up comparisons..) 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25462 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 15:18:56 +00:00
Duraid Madina
95f59e1e76 BOOM! 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25460 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 14:14:11 +00:00
Duraid Madina
c5f247089c click click 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25459 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 14:13:11 +00:00
Evan Cheng
dc8d2ab3e9 Avoid generating a redundant setcc. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25457 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 08:52:46 +00:00
Duraid Madina
e7916e6986 fix calls that return f32 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25455 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 08:31:51 +00:00
Chris Lattner
46030a6b0a implement support for f32 arguments past the first 6 words 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25450 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 07:22:29 +00:00
Evan Cheng
41b6dc8dbe adc and sbb need an incoming flag to ensure it reads the carry flag 
from add / sub.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25444 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 06:53:20 +00:00
Chris Lattner
3cda14ff3e add a note 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25439 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 02:09:38 +00:00
Evan Cheng
68b951a5e5 Two peepholes: 
(or (x >> c) | (y << (32 - c))) ==> (shrd x, y, c)
(or (x << c) | (y >> (32 - c))) ==> (shld x, y, c)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25438 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 01:56:29 +00:00
Evan Cheng
d9c45e9af9 Didn't mean to check that in. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25436 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 01:52:56 +00:00
Evan Cheng
b7b5706340 A obvious typo 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25435 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-19 01:46:14 +00:00
Chris Lattner
bc38dbfd9b Don't assert on 'select_cc SETUO' 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25423 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-18 19:42:35 +00:00
Chris Lattner
c16257f053 fix out of date comment 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25422 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-18 19:37:44 +00:00
Chris Lattner
e44b2d16ee Fix Regression/CodeGen/PowerPC/2006-01-18-InvalidBranchOpcodeAssert.ll 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25421 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-18 19:35:21 +00:00
Jim Laskey
e719a7c40b Added minimum Dwarf aranges. Cleaned up some section headers. Line number 
support now works in gdb.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25417 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-18 16:54:26 +00:00
Evan Cheng
99fa0a102a SRA shift amount must be in i8 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25416 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-18 09:26:46 +00:00
Evan Cheng
68e5d084f1 If a call return type is i1, insert a truncate from X86::AL to i1. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25415 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-18 08:08:38 +00:00
Evan Cheng
357c58efde Fix lowering of calls which return f32 values. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25413 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 21:58:21 +00:00
Jim Laskey
19ef4efa70 Add frame work for additional dwarf sections. Comments will improve as code 
is added.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25410 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 20:41:40 +00:00
Jim Laskey
063e765345 Adding basic support for Dwarf line number debug information. 
I promise to keep future commits smaller.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25396 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 17:31:53 +00:00
Evan Cheng
e5d9343377 Zero extending load from i1 to i8. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25391 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 07:02:46 +00:00
Duraid Madina
a2610934a0 oops, this shouldn't have gotten in 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25388 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 03:09:48 +00:00
Evan Cheng
6892f28e99 SSE does not support i64 SINT_TO_FP (FP stack doesn't either, but we custom 
expand it), so ask legalizer to expand i32 UINT_TO_FP.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25386 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 02:32:49 +00:00
Duraid Madina
362071d7d4 use proper (82-bit) spills/fills when spilling FP regs, so that 
divides don't get broken. this fixes obsequi, smg2000, and probably
a bunch of other stuff (tm)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25385 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 02:04:52 +00:00
Duraid Madina
ae6dcddcfe fixing divides 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25383 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 01:19:49 +00:00
Evan Cheng
2059f884aa Added a FIXME comment about why FST is currently flagged to fpGETRESULT. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25381 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 00:37:42 +00:00
Evan Cheng
42ef0bc6fb Bug fixes: fpGETRESULT should produces a flag result and X86ISD::FST should 
read a flag.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25378 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-17 00:19:47 +00:00
Evan Cheng
b5d0b0bae5 More typo's 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25375 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 23:26:53 +00:00
Evan Cheng
8a3f4c75fa Some typo's 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25374 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 22:48:46 +00:00
Andrew Lenharth
6e707fb39c fix short immediate loads 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25371 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 21:41:39 +00:00
Andrew Lenharth
739027ee4c stack and rpcc 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25369 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 21:22:38 +00:00
Evan Cheng
0cc3945efe Fix FP_TO_INT**_IN_MEM lowering. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25368 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 21:21:29 +00:00
Andrew Lenharth
84a0605feb Friendly names 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25364 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 19:53:25 +00:00
Chris Lattner
98fbc2fd1b add notes from my *other* email acct. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25362 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 17:58:54 +00:00
Chris Lattner
1db4b4f5c4 transfer some notes from my email to somewhere useful. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25361 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 17:53:00 +00:00
Duraid Madina
76bb6ae211 fixing divides: FP should now be 100%, and integers are fine too 
unless you try to div/mod 0 by anything, in which case you will
get some cute number, and not 0, which is bad.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25358 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 14:33:04 +00:00
Duraid Madina
0c81dc887c fix division! again!! pattern isel, prepare to die. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25353 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 06:33:38 +00:00
Chris Lattner
99cf50937d Silly Sparc is big endian. If we have to load args out of incoming stack slots 
that are smaller than an int, make sure to adjust the frame pointer to take
this into consideration.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25351 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-16 01:40:00 +00:00
Chris Lattner
f7511b4943 Make sure that bool,byte and short arguments are the right type when loaded 
from memory.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25346 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 22:22:01 +00:00
Chris Lattner
7f9975a793 Disable a broken optimization 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25340 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 19:15:46 +00:00
Evan Cheng
cf74a7c762 Added patterns for 8-bit multiply 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25338 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 10:05:20 +00:00
Duraid Madina
2e0348e18e explain that r12 is the stack pointer reg 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25336 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 09:45:23 +00:00
Chris Lattner
4fca01731a Don't print a label for the first MBB in a function. 
Compile this:

%_2E_str_8 = external global [75 x sbyte]
implementation   ; Functions:
declare int %printf(sbyte*, ...)
void %test()
        %tmp.101 = call int (sbyte*, ...)* %printf( sbyte* getelementptr ([75 x sbyte]* %_2E_str_8, int 0, int 0) )             ; <int> [#uses=0]
        unreachable
}

to this:

main_endif_2E_8:
        save -96, %o6, %o6
        sethi %hi(_2E_str_8), %l0
        add %l0, %lo(_2E_str_8), %o0
        call printf
        nop

instead of this:

main_endif_2E_8:
        save -96, %o6, %o6
        sethi %hi(_2E_str_8), %l0
        or %g0, %lo(_2E_str_8), %l1   ;; extra instruction
        add %l1, %l0, %o0
        call printf
        nop


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25335 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 09:26:27 +00:00
Chris Lattner
b22c08b808 Use the default impl of DYNAMIC_STACKALLOC, allowing us to delete some code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25334 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 09:02:48 +00:00
Chris Lattner
e112552b5a Use the default lowering of ISD::DYNAMIC_STACKALLOC, delete now dead code. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25333 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 09:00:21 +00:00
Chris Lattner
934ea49a55 Have legalize take care of DYNAMIC_STACKALLOC for us, implement llvm.stacksave/stackrestore. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25332 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 08:55:25 +00:00
Chris Lattner
bce8887cee Implement DYNAMIC_STACKALLOC for V8 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25330 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 08:43:57 +00:00
Chris Lattner
7c41907887 reorder passes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25326 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-15 07:19:53 +00:00
Chris Lattner
bc0f46097d Cleanup IA64ISD, tell the graph drawer what the symbolic names for the enums are. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25324 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 22:27:21 +00:00
Chris Lattner
b47fad9892 silence a warning 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25322 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 20:11:13 +00:00
Nate Begeman
d88fc03602 bswap implementation 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25312 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 03:14:10 +00:00
Nate Begeman
6283760cd1 Remove some redundant stuff out of the readme. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25308 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 01:24:22 +00:00
Evan Cheng
e3703d44e9 A typo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25307 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 01:18:49 +00:00
Chris Lattner
8dff24f378 Implement a new InvalidateStructLayoutInfo method and add some comments 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25304 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-14 00:07:34 +00:00
Evan Cheng
b8414333ac Add truncstore i1 patterns. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25296 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 21:45:19 +00:00
Chris Lattner
052d2ff5dd Fix a bug in my last X86 checkin, pointed out by cozmic 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25293 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 20:19:44 +00:00
Evan Cheng
e90da97f3e LHS = X86ISD::CMOVcc LHS, RHS means LHS = RHS if cc. So the operands must be 
flipped around.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25290 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 19:51:46 +00:00
Andrew Lenharth
512c77e532 make DAG isel the default 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25282 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 18:49:47 +00:00
Chris Lattner
9edba7605e Enable X86 support for savestack/restorestack 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25278 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 18:00:54 +00:00
Chris Lattner
cadd7420f9 implement stacksave/stackrestore on PPC 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25277 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 17:52:03 +00:00
Duraid Madina
544cbbd479 don't be a doofus - this fixes storing bools 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25274 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 10:28:25 +00:00
Chris Lattner
b99329e8a0 expand unsupported stacksave/stackrestore nodes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25272 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 02:42:53 +00:00
Chris Lattner
33f79df40c new nodes 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25271 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 02:40:58 +00:00
Evan Cheng
e08c270623 Minor update. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25263 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 01:20:42 +00:00
Evan Cheng
80ebe38118 More typo's. I need new eye glasses... 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25261 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 01:17:24 +00:00
Evan Cheng
189d01e8cc Oops. Typo. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25260 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 01:06:49 +00:00
Evan Cheng
1bcee3602e Fix a SETCC / BRCOND folding bug. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25259 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-13 01:03:02 +00:00
Evan Cheng
a3195e8643 Fix sint_to_fp (fild*) support. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25257 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 22:54:21 +00:00
Evan Cheng
77e9043b84 Specify transformation from GlobalAddress to TargetGlobalAddress and 
ExternalSymbol to TargetExternalSymbol.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25253 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 19:36:31 +00:00
Chris Lattner
4bb91024ac Fix branches on FP compares 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25249 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 17:05:32 +00:00
Evan Cheng
5ee4ccce5b X86ISD::SETCC (e.g. SETEr) produces a flag (so multiple SETCC can be 
linked together).


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25247 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 08:27:59 +00:00
Evan Cheng
002fe9baf2 * Materialize GlobalAddress and ExternalSym with MOV32ri rather than 
LEA32r.
* Do not lower GlobalAddress to TargetGlobalAddress. Let isel does it.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25246 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 07:56:47 +00:00
Chris Lattner
138d322e96 fix a bug in my previous checkin 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25244 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 07:38:04 +00:00
Chris Lattner
72878a463b Give V8ISD nodes symbolic names in dumps 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25243 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 07:31:15 +00:00
Duraid Madina
a5959bfdfa sabre's (correct) fix means these guys need to be flagged as well (else 
the scheduler will complain)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25241 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 03:28:40 +00:00
Chris Lattner
a613d267ea ahem :) 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25239 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 02:05:36 +00:00
Chris Lattner
e699ef5618 these cases are autogenerated 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25238 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 02:01:45 +00:00
Chris Lattner
17e82d2858 remove dead code 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25237 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 01:54:15 +00:00
Chris Lattner
05f1fe8d44 Goodbye PPC pattern isel. You have served us well, but it is now time for 
you to ride off into the sunset.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25236 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 01:46:07 +00:00
Chris Lattner
271426a99a Fix an itanium call lowering bug for duraid 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25235 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 01:33:08 +00:00
Chris Lattner
b3c77152c8 invert the sense of this switch and its name 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25234 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-12 01:28:56 +00:00
Nate Begeman
c3f8c2eaac Missed a spot. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25233 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 23:20:28 +00:00
Evan Cheng
eb422a7234 Added ROTL and ROTR. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25232 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 23:20:05 +00:00
Chris Lattner
ba625726a1 Fix an off-by-one error that Nate's eagle eyes caught 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25231 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 23:16:29 +00:00
Chris Lattner
c6d48d36a3 Use the auto-insert BuildMI constructor to avoid an explicit insert. No 
functionality change, just code cleanup.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25230 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 23:07:57 +00:00
Chris Lattner
64da172b14 If a function has a non-zero sized frame, use an add to adjust the stack 
pointer in the epilog, not a load.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25229 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 23:03:54 +00:00
Evan Cheng
67f92a7649 Support for MEMCPY and MEMSET. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25226 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 22:15:48 +00:00
Evan Cheng
38262cad0a Select DYNAMIC_STACKALLOC 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25225 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 22:15:18 +00:00
Nate Begeman
35ef913ec2 Add bswap, rotl, and rotr nodes 
Add dag combiner code to recognize rotl, rotr
Add ppc code to match rotl

Targets should add rotl/rotr patterns if they have them


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25222 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 21:21:00 +00:00
Chris Lattner
a243db8c41 Fix calls that need to store values in stack slots, to not copy the stack 
pointer.  This allows us to emit stuff like this:

        li r10, 0
        stw r10, 56(r1)
        or r3, r10, r10
        or r4, r10, r10
        or r5, r10, r10
        or r6, r10, r10
        or r7, r10, r10
        or r8, r10, r10
        or r9, r10, r10
        bl L_bar$stub

instead of this:

        or r2, r1, r1     ;; Extraneous copy.
        li r10, 0
        stw r10, 56(r2)
        or r3, r10, r10
        or r4, r10, r10
        or r5, r10, r10
        or r6, r10, r10
        or r7, r10, r10
        or r8, r10, r10
        or r9, r10, r10
        bl L_bar$stub

wowness.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25221 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 19:55:07 +00:00
Chris Lattner
6232d7d1f4 tblgen does this now 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25220 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 19:53:22 +00:00
Chris Lattner
7ec6a6e96e This is no longer needed 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25219 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 19:52:46 +00:00
Chris Lattner
413b979fe4 Dead FP arguments still use an incoming FP reg. This fixes 
Regression/CodeGen/PowerPC/2006-01-11-darwin-fp-argument.ll, which was
distilled from a miscompilation in 252.eon.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25217 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 18:21:25 +00:00
Chris Lattner
b9169ceb23 Use Evan's outflag stuff to implement V8cmpicc. This allows us to write a 
pattern for SUBCCrr, and makes it trivial to add support for SUBCCri, eliminating
an instruction in the common "setcc X, imm" case.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25212 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 07:49:38 +00:00
Chris Lattner
3fbb726141 Fix a bug in i32->f64 conversion lowering 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25211 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 07:27:40 +00:00
Chris Lattner
1b8af84a84 Unbreak ret void :-/ 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25210 91177308-0d34-0410-b5e6-96231b3b80d8
 2006-01-11 07:15:43 +00:00