| ; Test that the strto* library call simplifiers works correctly. |
| ; |
| ; RUN: opt < %s -instcombine -inferattrs -S | FileCheck %s |
| |
| target 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" |
| |
| declare i64 @strtol(i8* %s, i8** %endptr, i32 %base) |
| ; CHECK: declare i64 @strtol(i8* readonly, i8** nocapture, i32) |
| |
| declare double @strtod(i8* %s, i8** %endptr, i32 %base) |
| ; CHECK: declare double @strtod(i8* readonly, i8** nocapture, i32) |
| |
| declare float @strtof(i8* %s, i8** %endptr, i32 %base) |
| ; CHECK: declare float @strtof(i8* readonly, i8** nocapture, i32) |
| |
| declare i64 @strtoul(i8* %s, i8** %endptr, i32 %base) |
| ; CHECK: declare i64 @strtoul(i8* readonly, i8** nocapture, i32) |
| |
| declare i64 @strtoll(i8* %s, i8** %endptr, i32 %base) |
| ; CHECK: declare i64 @strtoll(i8* readonly, i8** nocapture, i32) |
| |
| declare double @strtold(i8* %s, i8** %endptr) |
| ; CHECK: declare double @strtold(i8* readonly, i8** nocapture) |
| |
| declare i64 @strtoull(i8* %s, i8** %endptr, i32 %base) |
| ; CHECK: declare i64 @strtoull(i8* readonly, i8** nocapture, i32) |
| |
| define void @test_simplify1(i8* %x, i8** %endptr) { |
| ; CHECK-LABEL: @test_simplify1( |
| call i64 @strtol(i8* %x, i8** null, i32 10) |
| ; CHECK-NEXT: call i64 @strtol(i8* nocapture %x, i8** null, i32 10) |
| ret void |
| } |
| |
| define void @test_simplify2(i8* %x, i8** %endptr) { |
| ; CHECK-LABEL: @test_simplify2( |
| call double @strtod(i8* %x, i8** null, i32 10) |
| ; CHECK-NEXT: call double @strtod(i8* nocapture %x, i8** null, i32 10) |
| ret void |
| } |
| |
| define void @test_simplify3(i8* %x, i8** %endptr) { |
| ; CHECK-LABEL: @test_simplify3( |
| call float @strtof(i8* %x, i8** null, i32 10) |
| ; CHECK-NEXT: call float @strtof(i8* nocapture %x, i8** null, i32 10) |
| ret void |
| } |
| |
| define void @test_simplify4(i8* %x, i8** %endptr) { |
| ; CHECK-LABEL: @test_simplify4( |
| call i64 @strtoul(i8* %x, i8** null, i32 10) |
| ; CHECK-NEXT: call i64 @strtoul(i8* nocapture %x, i8** null, i32 10) |
| ret void |
| } |
| |
| define void @test_simplify5(i8* %x, i8** %endptr) { |
| ; CHECK-LABEL: @test_simplify5( |
| call i64 @strtoll(i8* %x, i8** null, i32 10) |
| ; CHECK-NEXT: call i64 @strtoll(i8* nocapture %x, i8** null, i32 10) |
| ret void |
| } |
| |
| define void @test_simplify6(i8* %x, i8** %endptr) { |
| ; CHECK-LABEL: @test_simplify6( |
| call double @strtold(i8* %x, i8** null) |
| ; CHECK-NEXT: call double @strtold(i8* nocapture %x, i8** null) |
| ret void |
| } |
| |
| define void @test_simplify7(i8* %x, i8** %endptr) { |
| ; CHECK-LABEL: @test_simplify7( |
| call i64 @strtoull(i8* %x, i8** null, i32 10) |
| ; CHECK-NEXT: call i64 @strtoull(i8* nocapture %x, i8** null, i32 10) |
| ret void |
| } |
| |
| define void @test_no_simplify1(i8* %x, i8** %endptr) { |
| ; CHECK-LABEL: @test_no_simplify1( |
| call i64 @strtol(i8* %x, i8** %endptr, i32 10) |
| ; CHECK-NEXT: call i64 @strtol(i8* %x, i8** %endptr, i32 10) |
| ret void |
| } |