1 ; Test that the strto* library call simplifiers works correctly.
3 ; RUN: opt < %s -instcombine -inferattrs -S | FileCheck %s
5 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"
7 declare i64 @strtol(i8* %s, i8** %endptr, i32 %base)
8 ; CHECK: declare i64 @strtol(i8* readonly, i8** nocapture, i32)
10 declare double @strtod(i8* %s, i8** %endptr, i32 %base)
11 ; CHECK: declare double @strtod(i8* readonly, i8** nocapture, i32)
13 declare float @strtof(i8* %s, i8** %endptr, i32 %base)
14 ; CHECK: declare float @strtof(i8* readonly, i8** nocapture, i32)
16 declare i64 @strtoul(i8* %s, i8** %endptr, i32 %base)
17 ; CHECK: declare i64 @strtoul(i8* readonly, i8** nocapture, i32)
19 declare i64 @strtoll(i8* %s, i8** %endptr, i32 %base)
20 ; CHECK: declare i64 @strtoll(i8* readonly, i8** nocapture, i32)
22 declare double @strtold(i8* %s, i8** %endptr)
23 ; CHECK: declare double @strtold(i8* readonly, i8** nocapture)
25 declare i64 @strtoull(i8* %s, i8** %endptr, i32 %base)
26 ; CHECK: declare i64 @strtoull(i8* readonly, i8** nocapture, i32)
28 define 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)
35 define 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)
42 define 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)
49 define 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)
56 define 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)
63 define 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)
70 define 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)
77 define 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)