1; Test that the strto* library call simplifiers works correctly. 2; 3; RUN: opt < %s -instcombine -inferattrs -S | FileCheck %s 4 5target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" 6 7declare i64 @strtol(i8* %s, i8** %endptr, i32 %base) 8; CHECK: declare i64 @strtol(i8* readonly, i8** nocapture, i32) 9 10declare double @strtod(i8* %s, i8** %endptr, i32 %base) 11; CHECK: declare double @strtod(i8* readonly, i8** nocapture, i32) 12 13declare float @strtof(i8* %s, i8** %endptr, i32 %base) 14; CHECK: declare float @strtof(i8* readonly, i8** nocapture, i32) 15 16declare i64 @strtoul(i8* %s, i8** %endptr, i32 %base) 17; CHECK: declare i64 @strtoul(i8* readonly, i8** nocapture, i32) 18 19declare i64 @strtoll(i8* %s, i8** %endptr, i32 %base) 20; CHECK: declare i64 @strtoll(i8* readonly, i8** nocapture, i32) 21 22declare double @strtold(i8* %s, i8** %endptr) 23; CHECK: declare double @strtold(i8* readonly, i8** nocapture) 24 25declare i64 @strtoull(i8* %s, i8** %endptr, i32 %base) 26; CHECK: declare i64 @strtoull(i8* readonly, i8** nocapture, i32) 27 28define void @test_simplify1(i8* %x, i8** %endptr) { 29; CHECK-LABEL: @test_simplify1( 30 call i64 @strtol(i8* %x, i8** null, i32 10) 31; CHECK-NEXT: call i64 @strtol(i8* nocapture %x, i8** null, i32 10) 32 ret void 33} 34 35define void @test_simplify2(i8* %x, i8** %endptr) { 36; CHECK-LABEL: @test_simplify2( 37 call double @strtod(i8* %x, i8** null, i32 10) 38; CHECK-NEXT: call double @strtod(i8* nocapture %x, i8** null, i32 10) 39 ret void 40} 41 42define void @test_simplify3(i8* %x, i8** %endptr) { 43; CHECK-LABEL: @test_simplify3( 44 call float @strtof(i8* %x, i8** null, i32 10) 45; CHECK-NEXT: call float @strtof(i8* nocapture %x, i8** null, i32 10) 46 ret void 47} 48 49define void @test_simplify4(i8* %x, i8** %endptr) { 50; CHECK-LABEL: @test_simplify4( 51 call i64 @strtoul(i8* %x, i8** null, i32 10) 52; CHECK-NEXT: call i64 @strtoul(i8* nocapture %x, i8** null, i32 10) 53 ret void 54} 55 56define void @test_simplify5(i8* %x, i8** %endptr) { 57; CHECK-LABEL: @test_simplify5( 58 call i64 @strtoll(i8* %x, i8** null, i32 10) 59; CHECK-NEXT: call i64 @strtoll(i8* nocapture %x, i8** null, i32 10) 60 ret void 61} 62 63define void @test_simplify6(i8* %x, i8** %endptr) { 64; CHECK-LABEL: @test_simplify6( 65 call double @strtold(i8* %x, i8** null) 66; CHECK-NEXT: call double @strtold(i8* nocapture %x, i8** null) 67 ret void 68} 69 70define void @test_simplify7(i8* %x, i8** %endptr) { 71; CHECK-LABEL: @test_simplify7( 72 call i64 @strtoull(i8* %x, i8** null, i32 10) 73; CHECK-NEXT: call i64 @strtoull(i8* nocapture %x, i8** null, i32 10) 74 ret void 75} 76 77define void @test_no_simplify1(i8* %x, i8** %endptr) { 78; CHECK-LABEL: @test_no_simplify1( 79 call i64 @strtol(i8* %x, i8** %endptr, i32 10) 80; CHECK-NEXT: call i64 @strtol(i8* %x, i8** %endptr, i32 10) 81 ret void 82} 83