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https://github.com/c64scene-ar/llvm-6502.git
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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
49 lines
1.5 KiB
LLVM
49 lines
1.5 KiB
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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; Verify that the non-default calling conv doesn't prevent the libcall simplification
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@.str = private unnamed_addr constant [4 x i8] c"abc\00", align 1
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define arm_aapcscc i32 @_abs(i32 %i) nounwind readnone {
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; CHECK: _abs
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%call = tail call arm_aapcscc i32 @abs(i32 %i) nounwind readnone
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ret i32 %call
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; CHECK: %[[ISPOS:.*]] = icmp sgt i32 %i, -1
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; CHECK: %[[NEG:.*]] = sub i32 0, %i
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; CHECK: %[[RET:.*]] = select i1 %[[ISPOS]], i32 %i, i32 %[[NEG]]
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; CHECK: ret i32 %[[RET]]
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}
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declare arm_aapcscc i32 @abs(i32) nounwind readnone
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define arm_aapcscc i32 @_labs(i32 %i) nounwind readnone {
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; CHECK: _labs
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%call = tail call arm_aapcscc i32 @labs(i32 %i) nounwind readnone
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ret i32 %call
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; CHECK: %[[ISPOS:.*]] = icmp sgt i32 %i, -1
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; CHECK: %[[NEG:.*]] = sub i32 0, %i
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; CHECK: %[[RET:.*]] = select i1 %[[ISPOS]], i32 %i, i32 %[[NEG]]
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; CHECK: ret i32 %[[RET]]
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}
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declare arm_aapcscc i32 @labs(i32) nounwind readnone
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define arm_aapcscc i32 @_strlen1() {
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; CHECK: _strlen1
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%call = tail call arm_aapcscc i32 @strlen(i8* getelementptr inbounds ([4 x i8]* @.str, i32 0, i32 0))
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ret i32 %call
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; CHECK: ret i32 3
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}
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declare arm_aapcscc i32 @strlen(i8*)
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define arm_aapcscc zeroext i1 @_strlen2(i8* %str) {
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; CHECK: _strlen2
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%call = tail call arm_aapcscc i32 @strlen(i8* %str)
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%cmp = icmp ne i32 %call, 0
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ret i1 %cmp
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; CHECK: %[[STRLENFIRST:.*]] = load i8, i8* %str
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; CHECK: %[[CMP:.*]] = icmp ne i8 %[[STRLENFIRST]], 0
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; CHECK: ret i1 %[[CMP]]
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}
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