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comparison test/Transforms/InstCombine/fputs-1.ll @ 95:afa8332a0e37 LLVM3.8

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LLVM 3.8
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Tue, 13 Oct 2015 17:48:58 +0900
parents 95c75e76d11b
children c2174574ed3a
comparison
equal deleted inserted replaced
84:f3e34b893a5f 95:afa8332a0e37
14 14
15 ; Check fputs(str, fp) --> fwrite(str, 1, strlen(s), fp). 15 ; Check fputs(str, fp) --> fwrite(str, 1, strlen(s), fp).
16 16
17 define void @test_simplify1(%FILE* %fp) { 17 define void @test_simplify1(%FILE* %fp) {
18 ; CHECK-LABEL: @test_simplify1( 18 ; CHECK-LABEL: @test_simplify1(
19 %str = getelementptr [1 x i8]* @empty, i32 0, i32 0 19 %str = getelementptr [1 x i8], [1 x i8]* @empty, i32 0, i32 0
20 call i32 @fputs(i8* %str, %FILE* %fp) 20 call i32 @fputs(i8* %str, %FILE* %fp)
21 ret void 21 ret void
22 ; CHECK-NEXT: ret void 22 ; CHECK-NEXT: ret void
23 } 23 }
24 24
25 ; NOTE: The fwrite simplifier simplifies this further to fputc. 25 ; NOTE: The fwrite simplifier simplifies this further to fputc.
26 26
27 define void @test_simplify2(%FILE* %fp) { 27 define void @test_simplify2(%FILE* %fp) {
28 ; CHECK-LABEL: @test_simplify2( 28 ; CHECK-LABEL: @test_simplify2(
29 %str = getelementptr [2 x i8]* @A, i32 0, i32 0 29 %str = getelementptr [2 x i8], [2 x i8]* @A, i32 0, i32 0
30 call i32 @fputs(i8* %str, %FILE* %fp) 30 call i32 @fputs(i8* %str, %FILE* %fp)
31 ; CHECK-NEXT: call i32 @fputc(i32 65, %FILE* %fp) 31 ; CHECK-NEXT: call i32 @fputc(i32 65, %FILE* %fp)
32 ret void 32 ret void
33 ; CHECK-NEXT: ret void 33 ; CHECK-NEXT: ret void
34 } 34 }
35 35
36 define void @test_simplify3(%FILE* %fp) { 36 define void @test_simplify3(%FILE* %fp) {
37 ; CHECK-LABEL: @test_simplify3( 37 ; CHECK-LABEL: @test_simplify3(
38 %str = getelementptr [7 x i8]* @hello, i32 0, i32 0 38 %str = getelementptr [7 x i8], [7 x i8]* @hello, i32 0, i32 0
39 call i32 @fputs(i8* %str, %FILE* %fp) 39 call i32 @fputs(i8* %str, %FILE* %fp)
40 ; CHECK-NEXT: call i32 @fwrite(i8* getelementptr inbounds ([7 x i8]* @hello, i32 0, i32 0), i32 6, i32 1, %FILE* %fp) 40 ; CHECK-NEXT: call i32 @fwrite(i8* getelementptr inbounds ([7 x i8], [7 x i8]* @hello, i32 0, i32 0), i32 6, i32 1, %FILE* %fp)
41 ret void 41 ret void
42 ; CHECK-NEXT: ret void 42 ; CHECK-NEXT: ret void
43 } 43 }