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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
37 lines
941 B
LLVM
37 lines
941 B
LLVM
; RUN: llc < %s -march=x86 -mcpu=atom | FileCheck %s
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; CHECK: movl
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; CHECK: movb
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; CHECK: movb
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; CHECK: cmpb
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; CHECK: notb
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; CHECK: notb
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; Test for checking of cancel conversion to cmp32 in Atom case
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; in function 'X86TargetLowering::EmitCmp'
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define i8 @run_test(i8* %rd_p) {
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entry:
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%incdec.ptr = getelementptr inbounds i8, i8* %rd_p, i64 1
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%ld1 = load i8, i8* %rd_p, align 1
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%incdec.ptr1 = getelementptr inbounds i8, i8* %rd_p, i64 2
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%ld2 = load i8, i8* %incdec.ptr, align 1
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%x4 = xor i8 %ld1, -1
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%x5 = xor i8 %ld2, -1
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%cmp34 = icmp ult i8 %ld2, %ld1
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br i1 %cmp34, label %if.then3, label %if.else
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if.then3:
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%sub7 = sub i8 %x4, %x5
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br label %if.end4
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if.else:
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%sub8 = sub i8 %x5, %x4
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br label %if.end4
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if.end4:
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%res = phi i8 [ %sub7, %if.then3 ], [ %sub8, %if.else ]
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ret i8 %res
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}
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