mirror of
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
65 lines
2.4 KiB
LLVM
65 lines
2.4 KiB
LLVM
; RUN: opt < %s -basicaa -slp-vectorizer -dce -S -mtriple=x86_64-apple-macosx10.8.0 -mcpu=corei7-avx | 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-S128"
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target triple = "x86_64-apple-macosx10.9.0"
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; int foo(int *A) {
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; int r = A[0], g = A[1], b = A[2], a = A[3];
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; for (int i=0; i < A[13]; i++) {
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; r*=18; g*=19; b*=12; a *=9;
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; }
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; A[0] = r; A[1] = g; A[2] = b; A[3] = a;
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; }
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;CHECK-LABEL: @foo
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;CHECK: bitcast i32* %A to <4 x i32>*
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;CHECK-NEXT: load <4 x i32>
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;CHECK: phi <4 x i32>
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;CHECK-NEXT: mul nsw <4 x i32>
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;CHECK-NOT: mul
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;CHECK: phi <4 x i32>
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;CHECK: bitcast i32* %A to <4 x i32>*
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;CHECK-NEXT: store <4 x i32>
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;CHECK-NEXT:ret i32 undef
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define i32 @foo(i32* nocapture %A) #0 {
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entry:
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%0 = load i32, i32* %A, align 4
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%arrayidx1 = getelementptr inbounds i32, i32* %A, i64 1
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%1 = load i32, i32* %arrayidx1, align 4
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%arrayidx2 = getelementptr inbounds i32, i32* %A, i64 2
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%2 = load i32, i32* %arrayidx2, align 4
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%arrayidx3 = getelementptr inbounds i32, i32* %A, i64 3
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%3 = load i32, i32* %arrayidx3, align 4
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%arrayidx4 = getelementptr inbounds i32, i32* %A, i64 13
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%4 = load i32, i32* %arrayidx4, align 4
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%cmp24 = icmp sgt i32 %4, 0
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br i1 %cmp24, label %for.body, label %for.end
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for.body: ; preds = %entry, %for.body
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%i.029 = phi i32 [ %inc, %for.body ], [ 0, %entry ]
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%a.028 = phi i32 [ %mul7, %for.body ], [ %3, %entry ]
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%b.027 = phi i32 [ %mul6, %for.body ], [ %2, %entry ]
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%g.026 = phi i32 [ %mul5, %for.body ], [ %1, %entry ]
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%r.025 = phi i32 [ %mul, %for.body ], [ %0, %entry ]
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%mul = mul nsw i32 %r.025, 18
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%mul5 = mul nsw i32 %g.026, 19
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%mul6 = mul nsw i32 %b.027, 12
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%mul7 = mul nsw i32 %a.028, 9
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%inc = add nsw i32 %i.029, 1
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%cmp = icmp slt i32 %inc, %4
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br i1 %cmp, label %for.body, label %for.end
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for.end: ; preds = %for.body, %entry
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%a.0.lcssa = phi i32 [ %3, %entry ], [ %mul7, %for.body ]
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%b.0.lcssa = phi i32 [ %2, %entry ], [ %mul6, %for.body ]
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%g.0.lcssa = phi i32 [ %1, %entry ], [ %mul5, %for.body ]
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%r.0.lcssa = phi i32 [ %0, %entry ], [ %mul, %for.body ]
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store i32 %r.0.lcssa, i32* %A, align 4
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store i32 %g.0.lcssa, i32* %arrayidx1, align 4
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store i32 %b.0.lcssa, i32* %arrayidx2, align 4
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store i32 %a.0.lcssa, i32* %arrayidx3, align 4
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ret i32 undef
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}
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