| ; RUN: llc -mtriple=arm-eabi %s -o - | FileCheck %s |
| |
| define i32 @test1(ptr %t1) nounwind { |
| ; CHECK: ldrb |
| %tmp.u = load i8, ptr %t1 |
| %tmp1.s = zext i8 %tmp.u to i32 |
| ret i32 %tmp1.s |
| } |
| |
| define i32 @test2(ptr %t1) nounwind { |
| ; CHECK: ldrh |
| %tmp.u = load i16, ptr %t1 |
| %tmp1.s = zext i16 %tmp.u to i32 |
| ret i32 %tmp1.s |
| } |
| |
| define i32 @test3(ptr %t0) nounwind { |
| ; CHECK: ldrsb |
| %tmp.s = load i8, ptr %t0 |
| %tmp1.s = sext i8 %tmp.s to i32 |
| ret i32 %tmp1.s |
| } |
| |
| define i32 @test4(ptr %t0) nounwind { |
| ; CHECK: ldrsh |
| %tmp.s = load i16, ptr %t0 |
| %tmp1.s = sext i16 %tmp.s to i32 |
| ret i32 %tmp1.s |
| } |
| |
| define i32 @test5() nounwind { |
| ; CHECK: mov r0, #0 |
| ; CHECK: ldrsh |
| %tmp.s = load i16, ptr null |
| %tmp1.s = sext i16 %tmp.s to i32 |
| ret i32 %tmp1.s |
| } |