| ; RUN: llc -mtriple=thumb-eabi -mcpu=arm1156t2-s -mattr=+thumb2 %s -o - | FileCheck %s | |
| define i32 @test1(i8* %v.pntr.s0.u1) { | |
| %tmp.u = load i8, i8* %v.pntr.s0.u1 | |
| %tmp1.s = zext i8 %tmp.u to i32 | |
| ret i32 %tmp1.s | |
| } | |
| define i32 @test2(i16* %v.pntr.s0.u1) { | |
| %tmp.u = load i16, i16* %v.pntr.s0.u1 | |
| %tmp1.s = zext i16 %tmp.u to i32 | |
| ret i32 %tmp1.s | |
| } | |
| define i32 @test3(i8* %v.pntr.s1.u0) { | |
| %tmp.s = load i8, i8* %v.pntr.s1.u0 | |
| %tmp1.s = sext i8 %tmp.s to i32 | |
| ret i32 %tmp1.s | |
| } | |
| define i32 @test4() { | |
| %tmp.s = load i16, i16* null | |
| %tmp1.s = sext i16 %tmp.s to i32 | |
| ret i32 %tmp1.s | |
| } | |
| ; CHECK: ldrb | |
| ; CHECK-NOT: ldrb | |
| ; CHECK: ldrh | |
| ; CHECK-NOT: ldrh | |
| ; CHECK: ldrsb | |
| ; CHECK-NOT: ldrsb | |
| ; CHECK: ldrsh | |
| ; CHECK-NOT: ldrsh | |