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7c9c6ed761
Essentially the same as the GEP change in r230786.
A similar migration script can be used to update test cases, though a few more
test case improvements/changes were required this time around: (r229269-r229278)
import fileinput
import sys
import re
pat = re.compile(r"((?:=|:|^)\s*load (?:atomic )?(?:volatile )?(.*?))(| addrspace\(\d+\) *)\*($| *(?:%|@|null|undef|blockaddress|getelementptr|addrspacecast|bitcast|inttoptr|\[\[[a-zA-Z]|\{\{).*$)")
for line in sys.stdin:
sys.stdout.write(re.sub(pat, r"\1, \2\3*\4", line))
Reviewers: rafael, dexonsmith, grosser
Differential Revision: http://reviews.llvm.org/D7649
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@230794 91177308-0d34-0410-b5e6-96231b3b80d8
45 lines
1.4 KiB
LLVM
45 lines
1.4 KiB
LLVM
; RUN: llc --show-mc-encoding < %s | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
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target triple = "x86_64-apple-darwin10.0.0"
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define i32 @f0(i32* nocapture %x) nounwind readonly ssp {
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entry:
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%tmp1 = load i32, i32* %x ; <i32> [#uses=2]
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%tobool = icmp eq i32 %tmp1, 0 ; <i1> [#uses=1]
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br i1 %tobool, label %if.end, label %return
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if.end: ; preds = %entry
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; Check that we lower to the short form of cmpl, which has a fixed %eax
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; register.
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;
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; CHECK: cmpl $16777216, %eax
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; CHECK: # encoding: [0x3d,0x00,0x00,0x00,0x01]
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%cmp = icmp eq i32 %tmp1, 16777216 ; <i1> [#uses=1]
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%conv = zext i1 %cmp to i32 ; <i32> [#uses=1]
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ret i32 %conv
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return: ; preds = %entry
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ret i32 0
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}
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define i32 @f1() nounwind {
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%ax = tail call i16 asm sideeffect "", "={ax},~{dirflag},~{fpsr},~{flags}"()
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%conv = sext i16 %ax to i32
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ret i32 %conv
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; CHECK-LABEL: f1:
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; CHECK: cwtl ## encoding: [0x98]
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}
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define i64 @f2() nounwind {
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%eax = tail call i32 asm sideeffect "", "={ax},~{dirflag},~{fpsr},~{flags}"()
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%conv = sext i32 %eax to i64
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ret i64 %conv
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; CHECK-LABEL: f2:
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; CHECK: cltq ## encoding: [0x48,0x98]
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}
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