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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
193 lines
8.3 KiB
LLVM
193 lines
8.3 KiB
LLVM
; RUN: llc -mtriple=x86_64-darwin -mcpu=generic < %s | FileCheck %s
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; RUN: llc -mtriple=x86_64-darwin -mcpu=atom < %s | FileCheck -check-prefix=ATOM %s
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; CHECK-LABEL: t:
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; CHECK: movl (%r9,%rax,4), %e{{..}}
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; CHECK-NEXT: decq
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; CHECK-NEXT: jne
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; ATOM-LABEL: t:
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; ATOM: movl (%r9,%r{{.+}},4), %e{{..}}
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; ATOM-NEXT: decq
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; ATOM-NEXT: jne
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@Te0 = external global [256 x i32] ; <[256 x i32]*> [#uses=5]
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@Te1 = external global [256 x i32] ; <[256 x i32]*> [#uses=4]
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@Te3 = external global [256 x i32] ; <[256 x i32]*> [#uses=2]
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define void @t(i8* nocapture %in, i8* nocapture %out, i32* nocapture %rk, i32 %r) nounwind {
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entry:
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%0 = load i32, i32* %rk, align 4 ; <i32> [#uses=1]
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%1 = getelementptr i32, i32* %rk, i64 1 ; <i32*> [#uses=1]
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%2 = load i32, i32* %1, align 4 ; <i32> [#uses=1]
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%tmp15 = add i32 %r, -1 ; <i32> [#uses=1]
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%tmp.16 = zext i32 %tmp15 to i64 ; <i64> [#uses=2]
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br label %bb
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bb: ; preds = %bb1, %entry
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%indvar = phi i64 [ 0, %entry ], [ %indvar.next, %bb1 ] ; <i64> [#uses=3]
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%s1.0 = phi i32 [ %2, %entry ], [ %56, %bb1 ] ; <i32> [#uses=2]
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%s0.0 = phi i32 [ %0, %entry ], [ %43, %bb1 ] ; <i32> [#uses=2]
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%tmp18 = shl i64 %indvar, 4 ; <i64> [#uses=4]
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%rk26 = bitcast i32* %rk to i8* ; <i8*> [#uses=6]
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%3 = lshr i32 %s0.0, 24 ; <i32> [#uses=1]
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%4 = zext i32 %3 to i64 ; <i64> [#uses=1]
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%5 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %4 ; <i32*> [#uses=1]
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%6 = load i32, i32* %5, align 4 ; <i32> [#uses=1]
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%7 = lshr i32 %s1.0, 16 ; <i32> [#uses=1]
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%8 = and i32 %7, 255 ; <i32> [#uses=1]
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%9 = zext i32 %8 to i64 ; <i64> [#uses=1]
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%10 = getelementptr [256 x i32], [256 x i32]* @Te1, i64 0, i64 %9 ; <i32*> [#uses=1]
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%11 = load i32, i32* %10, align 4 ; <i32> [#uses=1]
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%ctg2.sum2728 = or i64 %tmp18, 8 ; <i64> [#uses=1]
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%12 = getelementptr i8, i8* %rk26, i64 %ctg2.sum2728 ; <i8*> [#uses=1]
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%13 = bitcast i8* %12 to i32* ; <i32*> [#uses=1]
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%14 = load i32, i32* %13, align 4 ; <i32> [#uses=1]
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%15 = xor i32 %11, %6 ; <i32> [#uses=1]
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%16 = xor i32 %15, %14 ; <i32> [#uses=3]
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%17 = lshr i32 %s1.0, 24 ; <i32> [#uses=1]
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%18 = zext i32 %17 to i64 ; <i64> [#uses=1]
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%19 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %18 ; <i32*> [#uses=1]
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%20 = load i32, i32* %19, align 4 ; <i32> [#uses=1]
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%21 = and i32 %s0.0, 255 ; <i32> [#uses=1]
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%22 = zext i32 %21 to i64 ; <i64> [#uses=1]
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%23 = getelementptr [256 x i32], [256 x i32]* @Te3, i64 0, i64 %22 ; <i32*> [#uses=1]
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%24 = load i32, i32* %23, align 4 ; <i32> [#uses=1]
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%ctg2.sum2930 = or i64 %tmp18, 12 ; <i64> [#uses=1]
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%25 = getelementptr i8, i8* %rk26, i64 %ctg2.sum2930 ; <i8*> [#uses=1]
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%26 = bitcast i8* %25 to i32* ; <i32*> [#uses=1]
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%27 = load i32, i32* %26, align 4 ; <i32> [#uses=1]
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%28 = xor i32 %24, %20 ; <i32> [#uses=1]
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%29 = xor i32 %28, %27 ; <i32> [#uses=4]
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%30 = lshr i32 %16, 24 ; <i32> [#uses=1]
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%31 = zext i32 %30 to i64 ; <i64> [#uses=1]
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%32 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %31 ; <i32*> [#uses=1]
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%33 = load i32, i32* %32, align 4 ; <i32> [#uses=2]
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%exitcond = icmp eq i64 %indvar, %tmp.16 ; <i1> [#uses=1]
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br i1 %exitcond, label %bb2, label %bb1
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bb1: ; preds = %bb
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%ctg2.sum31 = add i64 %tmp18, 16 ; <i64> [#uses=1]
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%34 = getelementptr i8, i8* %rk26, i64 %ctg2.sum31 ; <i8*> [#uses=1]
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%35 = bitcast i8* %34 to i32* ; <i32*> [#uses=1]
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%36 = lshr i32 %29, 16 ; <i32> [#uses=1]
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%37 = and i32 %36, 255 ; <i32> [#uses=1]
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%38 = zext i32 %37 to i64 ; <i64> [#uses=1]
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%39 = getelementptr [256 x i32], [256 x i32]* @Te1, i64 0, i64 %38 ; <i32*> [#uses=1]
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%40 = load i32, i32* %39, align 4 ; <i32> [#uses=1]
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%41 = load i32, i32* %35, align 4 ; <i32> [#uses=1]
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%42 = xor i32 %40, %33 ; <i32> [#uses=1]
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%43 = xor i32 %42, %41 ; <i32> [#uses=1]
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%44 = lshr i32 %29, 24 ; <i32> [#uses=1]
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%45 = zext i32 %44 to i64 ; <i64> [#uses=1]
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%46 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %45 ; <i32*> [#uses=1]
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%47 = load i32, i32* %46, align 4 ; <i32> [#uses=1]
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%48 = and i32 %16, 255 ; <i32> [#uses=1]
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%49 = zext i32 %48 to i64 ; <i64> [#uses=1]
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%50 = getelementptr [256 x i32], [256 x i32]* @Te3, i64 0, i64 %49 ; <i32*> [#uses=1]
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%51 = load i32, i32* %50, align 4 ; <i32> [#uses=1]
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%ctg2.sum32 = add i64 %tmp18, 20 ; <i64> [#uses=1]
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%52 = getelementptr i8, i8* %rk26, i64 %ctg2.sum32 ; <i8*> [#uses=1]
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%53 = bitcast i8* %52 to i32* ; <i32*> [#uses=1]
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%54 = load i32, i32* %53, align 4 ; <i32> [#uses=1]
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%55 = xor i32 %51, %47 ; <i32> [#uses=1]
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%56 = xor i32 %55, %54 ; <i32> [#uses=1]
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%indvar.next = add i64 %indvar, 1 ; <i64> [#uses=1]
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br label %bb
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bb2: ; preds = %bb
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%tmp10 = shl i64 %tmp.16, 4 ; <i64> [#uses=2]
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%ctg2.sum = add i64 %tmp10, 16 ; <i64> [#uses=1]
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%tmp1213 = getelementptr i8, i8* %rk26, i64 %ctg2.sum ; <i8*> [#uses=1]
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%57 = bitcast i8* %tmp1213 to i32* ; <i32*> [#uses=1]
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%58 = and i32 %33, -16777216 ; <i32> [#uses=1]
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%59 = lshr i32 %29, 16 ; <i32> [#uses=1]
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%60 = and i32 %59, 255 ; <i32> [#uses=1]
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%61 = zext i32 %60 to i64 ; <i64> [#uses=1]
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%62 = getelementptr [256 x i32], [256 x i32]* @Te1, i64 0, i64 %61 ; <i32*> [#uses=1]
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%63 = load i32, i32* %62, align 4 ; <i32> [#uses=1]
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%64 = and i32 %63, 16711680 ; <i32> [#uses=1]
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%65 = or i32 %64, %58 ; <i32> [#uses=1]
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%66 = load i32, i32* %57, align 4 ; <i32> [#uses=1]
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%67 = xor i32 %65, %66 ; <i32> [#uses=2]
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%68 = lshr i32 %29, 8 ; <i32> [#uses=1]
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%69 = zext i32 %68 to i64 ; <i64> [#uses=1]
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%70 = getelementptr [256 x i32], [256 x i32]* @Te0, i64 0, i64 %69 ; <i32*> [#uses=1]
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%71 = load i32, i32* %70, align 4 ; <i32> [#uses=1]
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%72 = and i32 %71, -16777216 ; <i32> [#uses=1]
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%73 = and i32 %16, 255 ; <i32> [#uses=1]
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%74 = zext i32 %73 to i64 ; <i64> [#uses=1]
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%75 = getelementptr [256 x i32], [256 x i32]* @Te1, i64 0, i64 %74 ; <i32*> [#uses=1]
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%76 = load i32, i32* %75, align 4 ; <i32> [#uses=1]
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%77 = and i32 %76, 16711680 ; <i32> [#uses=1]
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%78 = or i32 %77, %72 ; <i32> [#uses=1]
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%ctg2.sum25 = add i64 %tmp10, 20 ; <i64> [#uses=1]
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%79 = getelementptr i8, i8* %rk26, i64 %ctg2.sum25 ; <i8*> [#uses=1]
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%80 = bitcast i8* %79 to i32* ; <i32*> [#uses=1]
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%81 = load i32, i32* %80, align 4 ; <i32> [#uses=1]
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%82 = xor i32 %78, %81 ; <i32> [#uses=2]
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%83 = lshr i32 %67, 24 ; <i32> [#uses=1]
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%84 = trunc i32 %83 to i8 ; <i8> [#uses=1]
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store i8 %84, i8* %out, align 1
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%85 = lshr i32 %67, 16 ; <i32> [#uses=1]
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%86 = trunc i32 %85 to i8 ; <i8> [#uses=1]
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%87 = getelementptr i8, i8* %out, i64 1 ; <i8*> [#uses=1]
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store i8 %86, i8* %87, align 1
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%88 = getelementptr i8, i8* %out, i64 4 ; <i8*> [#uses=1]
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%89 = lshr i32 %82, 24 ; <i32> [#uses=1]
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%90 = trunc i32 %89 to i8 ; <i8> [#uses=1]
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store i8 %90, i8* %88, align 1
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%91 = lshr i32 %82, 16 ; <i32> [#uses=1]
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%92 = trunc i32 %91 to i8 ; <i8> [#uses=1]
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%93 = getelementptr i8, i8* %out, i64 5 ; <i8*> [#uses=1]
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store i8 %92, i8* %93, align 1
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ret void
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}
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; Check that DAGCombiner doesn't mess up the IV update when the exiting value
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; is equal to the stride.
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; It must not fold (cmp (add iv, 1), 1) --> (cmp iv, 0).
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; CHECK-LABEL: f:
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; CHECK: %for.body
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; CHECK: incl [[IV:%e..]]
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; CHECK: cmpl $1, [[IV]]
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; CHECK: jne
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; CHECK: ret
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; ATOM-LABEL: f:
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; ATOM: %for.body
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; ATOM: incl [[IV:%e..]]
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; ATOM: cmpl $1, [[IV]]
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; ATOM: jne
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; ATOM: ret
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define i32 @f(i32 %i, i32* nocapture %a) nounwind uwtable readonly ssp {
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entry:
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%cmp4 = icmp eq i32 %i, 1
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br i1 %cmp4, label %for.end, label %for.body.lr.ph
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for.body.lr.ph: ; preds = %entry
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%0 = sext i32 %i to i64
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br label %for.body
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for.body: ; preds = %for.body.lr.ph, %for.body
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%indvars.iv = phi i64 [ %0, %for.body.lr.ph ], [ %indvars.iv.next, %for.body ]
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%bi.06 = phi i32 [ 0, %for.body.lr.ph ], [ %i.addr.0.bi.0, %for.body ]
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%b.05 = phi i32 [ 0, %for.body.lr.ph ], [ %.b.0, %for.body ]
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%arrayidx = getelementptr inbounds i32, i32* %a, i64 %indvars.iv
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%1 = load i32, i32* %arrayidx, align 4
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%cmp1 = icmp ugt i32 %1, %b.05
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%.b.0 = select i1 %cmp1, i32 %1, i32 %b.05
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%2 = trunc i64 %indvars.iv to i32
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%i.addr.0.bi.0 = select i1 %cmp1, i32 %2, i32 %bi.06
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%indvars.iv.next = add i64 %indvars.iv, 1
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%lftr.wideiv = trunc i64 %indvars.iv.next to i32
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%exitcond = icmp eq i32 %lftr.wideiv, 1
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br i1 %exitcond, label %for.end, label %for.body
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for.end: ; preds = %for.body, %entry
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%bi.0.lcssa = phi i32 [ 0, %entry ], [ %i.addr.0.bi.0, %for.body ]
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ret i32 %bi.0.lcssa
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}
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