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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
52 lines
1.9 KiB
LLVM
52 lines
1.9 KiB
LLVM
; RUN: opt < %s -scalarrepl -S | \
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; RUN: not grep alloca
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target datalayout = "E-p:32:32"
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target triple = "powerpc-apple-darwin8.0.0"
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define i64 @test1(i64 %X) {
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%A = alloca i64 ; <i64*> [#uses=3]
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store i64 %X, i64* %A
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%B = bitcast i64* %A to i32* ; <i32*> [#uses=1]
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%C = bitcast i32* %B to i8* ; <i8*> [#uses=1]
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store i8 0, i8* %C
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%Y = load i64, i64* %A ; <i64> [#uses=1]
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ret i64 %Y
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}
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define i8 @test2(i64 %X) {
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%X_addr = alloca i64 ; <i64*> [#uses=2]
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store i64 %X, i64* %X_addr
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%tmp.0 = bitcast i64* %X_addr to i32* ; <i32*> [#uses=1]
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%tmp.1 = getelementptr i32, i32* %tmp.0, i32 1 ; <i32*> [#uses=1]
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%tmp.2 = bitcast i32* %tmp.1 to i8* ; <i8*> [#uses=1]
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%tmp.3 = getelementptr i8, i8* %tmp.2, i32 3 ; <i8*> [#uses=1]
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%tmp.2.upgrd.1 = load i8, i8* %tmp.3 ; <i8> [#uses=1]
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ret i8 %tmp.2.upgrd.1
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}
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define i16 @crafty(i64 %X) {
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%a = alloca { i64 } ; <{ i64 }*> [#uses=2]
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%tmp.0 = getelementptr { i64 }, { i64 }* %a, i32 0, i32 0 ; <i64*> [#uses=1]
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store i64 %X, i64* %tmp.0
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%tmp.3 = bitcast { i64 }* %a to [4 x i16]* ; <[4 x i16]*> [#uses=2]
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%tmp.4 = getelementptr [4 x i16], [4 x i16]* %tmp.3, i32 0, i32 3 ; <i16*> [#uses=1]
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%tmp.5 = load i16, i16* %tmp.4 ; <i16> [#uses=1]
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%tmp.8 = getelementptr [4 x i16], [4 x i16]* %tmp.3, i32 0, i32 2 ; <i16*> [#uses=1]
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%tmp.9 = load i16, i16* %tmp.8 ; <i16> [#uses=1]
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%tmp.10 = or i16 %tmp.9, %tmp.5 ; <i16> [#uses=1]
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ret i16 %tmp.10
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}
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define i16 @crafty2(i64 %X) {
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%a = alloca i64 ; <i64*> [#uses=2]
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store i64 %X, i64* %a
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%tmp.3 = bitcast i64* %a to [4 x i16]* ; <[4 x i16]*> [#uses=2]
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%tmp.4 = getelementptr [4 x i16], [4 x i16]* %tmp.3, i32 0, i32 3 ; <i16*> [#uses=1]
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%tmp.5 = load i16, i16* %tmp.4 ; <i16> [#uses=1]
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%tmp.8 = getelementptr [4 x i16], [4 x i16]* %tmp.3, i32 0, i32 2 ; <i16*> [#uses=1]
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%tmp.9 = load i16, i16* %tmp.8 ; <i16> [#uses=1]
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%tmp.10 = or i16 %tmp.9, %tmp.5 ; <i16> [#uses=1]
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ret i16 %tmp.10
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}
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