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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
85 lines
3.2 KiB
LLVM
85 lines
3.2 KiB
LLVM
; RUN: llc -verify-machineinstrs -mtriple=i386--netbsd < %s | FileCheck %s
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; Regression test for http://reviews.llvm.org/D5701
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; ModuleID = 'xxhash.i'
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target datalayout = "e-m:e-p:32:32-f64:32:64-f80:32-n8:16:32-S128"
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target triple = "i386--netbsd"
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; CHECK-LABEL: fn1
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; CHECK: shldl {{.*#+}} 4-byte Folded Spill
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; CHECK: orl {{.*#+}} 4-byte Folded Reload
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; CHECK: shldl {{.*#+}} 4-byte Folded Spill
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; CHECK: orl {{.*#+}} 4-byte Folded Reload
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; CHECK: addl {{.*#+}} 4-byte Folded Reload
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; CHECK: imull {{.*#+}} 4-byte Folded Reload
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; CHECK: orl {{.*#+}} 4-byte Folded Reload
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; CHECK: retl
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%struct.XXH_state64_t = type { i32, i32, i64, i64, i64 }
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@a = common global i32 0, align 4
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@b = common global i64 0, align 8
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; Function Attrs: nounwind uwtable
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define i64 @fn1() #0 {
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entry:
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%0 = load i32, i32* @a, align 4, !tbaa !1
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%1 = inttoptr i32 %0 to %struct.XXH_state64_t*
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%total_len = getelementptr inbounds %struct.XXH_state64_t, %struct.XXH_state64_t* %1, i32 0, i32 0
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%2 = load i32, i32* %total_len, align 4, !tbaa !5
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%tobool = icmp eq i32 %2, 0
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br i1 %tobool, label %if.else, label %if.then
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if.then: ; preds = %entry
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%v3 = getelementptr inbounds %struct.XXH_state64_t, %struct.XXH_state64_t* %1, i32 0, i32 3
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%3 = load i64, i64* %v3, align 4, !tbaa !8
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%v4 = getelementptr inbounds %struct.XXH_state64_t, %struct.XXH_state64_t* %1, i32 0, i32 4
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%4 = load i64, i64* %v4, align 4, !tbaa !9
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%v2 = getelementptr inbounds %struct.XXH_state64_t, %struct.XXH_state64_t* %1, i32 0, i32 2
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%5 = load i64, i64* %v2, align 4, !tbaa !10
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%shl = shl i64 %5, 1
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%or = or i64 %shl, %5
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%shl2 = shl i64 %3, 2
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%shr = lshr i64 %3, 1
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%or3 = or i64 %shl2, %shr
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%add = add i64 %or, %or3
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%mul = mul i64 %4, -4417276706812531889
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%shl4 = mul i64 %4, -8834553413625063778
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%shr5 = ashr i64 %mul, 3
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%or6 = or i64 %shr5, %shl4
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%mul7 = mul nsw i64 %or6, 1400714785074694791
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%xor = xor i64 %add, %mul7
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store i64 %xor, i64* @b, align 8, !tbaa !11
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%mul8 = mul nsw i64 %xor, 1400714785074694791
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br label %if.end
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if.else: ; preds = %entry
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%6 = load i64, i64* @b, align 8, !tbaa !11
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%xor10 = xor i64 %6, -4417276706812531889
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%mul11 = mul nsw i64 %xor10, 400714785074694791
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br label %if.end
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if.end: ; preds = %if.else, %if.then
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%storemerge.in = phi i64 [ %mul11, %if.else ], [ %mul8, %if.then ]
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%storemerge = add i64 %storemerge.in, -8796714831421723037
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store i64 %storemerge, i64* @b, align 8, !tbaa !11
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ret i64 undef
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}
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attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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!llvm.ident = !{!0}
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!0 = !{!"clang version 3.6 (trunk 219587)"}
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!1 = !{!2, !2, i64 0}
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!2 = !{!"int", !3, i64 0}
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!3 = !{!"omnipotent char", !4, i64 0}
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!4 = !{!"Simple C/C++ TBAA"}
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!5 = !{!6, !2, i64 0}
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!6 = !{!"XXH_state64_t", !2, i64 0, !2, i64 4, !7, i64 8, !7, i64 16, !7, i64 24}
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!7 = !{!"long long", !3, i64 0}
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!8 = !{!6, !7, i64 16}
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!9 = !{!6, !7, i64 24}
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!10 = !{!6, !7, i64 8}
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!11 = !{!7, !7, i64 0}
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