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add fneg,fabs,fsqrt instructions

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24803 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-12-17 23:20:27 +00:00
parent b4d5172af9
commit 294974bd57
4 changed files with 32 additions and 8 deletions
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2
lib/Target/Sparc/README.txt
View File

@ -79,7 +79,5 @@ To-do
where possible. I think this is what afflicts the inner loop of Olden/tsp
(hot block = tsp():no_exit.1.i, overall GCC/LLC = 0.03).
* Generate fsqrtd for calls to sqrt() (~ 4% speedup on Olden/tsp).
$Date$

18
lib/Target/Sparc/SparcInstrInfo.td
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@ -514,10 +514,24 @@ def FMOVS : F3_3<2, 0b110100, 0b000000001,
"fmovs $src, $dst", []>;
def FNEGS : F3_3<2, 0b110100, 0b000000101,
(ops FPRegs:$dst, FPRegs:$src),
"fnegs $src, $dst", []>;
"fnegs $src, $dst",
[(set FPRegs:$dst, (fneg FPRegs:$src))]>;
def FABSS : F3_3<2, 0b110100, 0b000001001,
(ops FPRegs:$dst, FPRegs:$src),
"fabss $src, $dst", []>;
"fabss $src, $dst",
[(set FPRegs:$dst, (fabs FPRegs:$src))]>;
// Floating-point Square Root Instructions, p.145
def FSQRTS : F3_3<2, 0b110100, 0b000101001,
(ops FPRegs:$dst, FPRegs:$src),
"fsqrts $src, $dst",
[(set FPRegs:$dst, (fsqrt FPRegs:$src))]>;
def FSQRTD : F3_3<2, 0b110100, 0b000101010,
(ops DFPRegs:$dst, DFPRegs:$src),
"fsqrtd $src, $dst",
[(set DFPRegs:$dst, (fsqrt DFPRegs:$src))]>;
// Floating-point Add and Subtract Instructions, p. 146
def FADDS : F3_3<2, 0b110100, 0b001000001,

2
lib/Target/SparcV8/README.txt
View File

@ -79,7 +79,5 @@ To-do
where possible. I think this is what afflicts the inner loop of Olden/tsp
(hot block = tsp():no_exit.1.i, overall GCC/LLC = 0.03).
* Generate fsqrtd for calls to sqrt() (~ 4% speedup on Olden/tsp).
$Date$

18
lib/Target/SparcV8/SparcV8InstrInfo.td
View File

@ -514,10 +514,24 @@ def FMOVS : F3_3<2, 0b110100, 0b000000001,
"fmovs $src, $dst", []>;
def FNEGS : F3_3<2, 0b110100, 0b000000101,
(ops FPRegs:$dst, FPRegs:$src),
"fnegs $src, $dst", []>;
"fnegs $src, $dst",
[(set FPRegs:$dst, (fneg FPRegs:$src))]>;
def FABSS : F3_3<2, 0b110100, 0b000001001,
(ops FPRegs:$dst, FPRegs:$src),
"fabss $src, $dst", []>;
"fabss $src, $dst",
[(set FPRegs:$dst, (fabs FPRegs:$src))]>;
// Floating-point Square Root Instructions, p.145
def FSQRTS : F3_3<2, 0b110100, 0b000101001,
(ops FPRegs:$dst, FPRegs:$src),
"fsqrts $src, $dst",
[(set FPRegs:$dst, (fsqrt FPRegs:$src))]>;
def FSQRTD : F3_3<2, 0b110100, 0b000101010,
(ops DFPRegs:$dst, DFPRegs:$src),
"fsqrtd $src, $dst",
[(set DFPRegs:$dst, (fsqrt DFPRegs:$src))]>;
// Floating-point Add and Subtract Instructions, p. 146
def FADDS : F3_3<2, 0b110100, 0b001000001,