| ; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=armv7-apple-ios | FileCheck %s --check-prefix=ARM |
| ; RUN: llc < %s -O0 -fast-isel-abort -relocation-model=dynamic-no-pic -mtriple=thumbv7-apple-ios | FileCheck %s --check-prefix=THUMB |
| |
| define i32 @t1(i1 %c) nounwind readnone { |
| entry: |
| ; ARM: t1 |
| ; ARM: movw r{{[1-9]}}, #10 |
| ; ARM: cmp r0, #0 |
| ; ARM: moveq r{{[1-9]}}, #20 |
| ; ARM: mov r0, r{{[1-9]}} |
| ; THUMB: t1 |
| ; THUMB: movs r{{[1-9]}}, #10 |
| ; THUMB: movt r{{[1-9]}}, #0 |
| ; THUMB: cmp r0, #0 |
| ; THUMB: it eq |
| ; THUMB: moveq r{{[1-9]}}, #20 |
| ; THUMB: mov r0, r{{[1-9]}} |
| %0 = select i1 %c, i32 10, i32 20 |
| ret i32 %0 |
| } |
| |
| define i32 @t2(i1 %c, i32 %a) nounwind readnone { |
| entry: |
| ; ARM: t2 |
| ; ARM: cmp r0, #0 |
| ; ARM: moveq r{{[1-9]}}, #20 |
| ; ARM: mov r0, r{{[1-9]}} |
| ; THUMB: t2 |
| ; THUMB: cmp r0, #0 |
| ; THUMB: it eq |
| ; THUMB: moveq r{{[1-9]}}, #20 |
| ; THUMB: mov r0, r{{[1-9]}} |
| %0 = select i1 %c, i32 %a, i32 20 |
| ret i32 %0 |
| } |
| |
| define i32 @t3(i1 %c, i32 %a, i32 %b) nounwind readnone { |
| entry: |
| ; ARM: t3 |
| ; ARM: cmp r0, #0 |
| ; ARM: movne r{{[1-9]}}, r{{[1-9]}} |
| ; ARM: mov r0, r{{[1-9]}} |
| ; THUMB: t3 |
| ; THUMB: cmp r0, #0 |
| ; THUMB: it ne |
| ; THUMB: movne r{{[1-9]}}, r{{[1-9]}} |
| ; THUMB: mov r0, r{{[1-9]}} |
| %0 = select i1 %c, i32 %a, i32 %b |
| ret i32 %0 |
| } |
| |
| define i32 @t4(i1 %c) nounwind readnone { |
| entry: |
| ; ARM: t4 |
| ; ARM: mvn r{{[1-9]}}, #9 |
| ; ARM: cmp r0, #0 |
| ; ARM: mvneq r{{[1-9]}}, #0 |
| ; ARM: mov r0, r{{[1-9]}} |
| ; THUMB: t4 |
| ; THUMB: movw r{{[1-9]}}, #65526 |
| ; THUMB: movt r{{[1-9]}}, #65535 |
| ; THUMB: cmp r0, #0 |
| ; THUMB: it eq |
| ; THUMB: mvneq r{{[1-9]}}, #0 |
| ; THUMB: mov r0, r{{[1-9]}} |
| %0 = select i1 %c, i32 -10, i32 -1 |
| ret i32 %0 |
| } |
| |
| define i32 @t5(i1 %c, i32 %a) nounwind readnone { |
| entry: |
| ; ARM: t5 |
| ; ARM: cmp r0, #0 |
| ; ARM: mvneq r{{[1-9]}}, #1 |
| ; ARM: mov r0, r{{[1-9]}} |
| ; THUMB: t5 |
| ; THUMB: cmp r0, #0 |
| ; THUMB: it eq |
| ; THUMB: mvneq r{{[1-9]}}, #1 |
| ; THUMB: mov r0, r{{[1-9]}} |
| %0 = select i1 %c, i32 %a, i32 -2 |
| ret i32 %0 |
| } |
| |
| ; Check one large negative immediates. |
| define i32 @t6(i1 %c, i32 %a) nounwind readnone { |
| entry: |
| ; ARM: t6 |
| ; ARM: cmp r0, #0 |
| ; ARM: mvneq r{{[1-9]}}, #978944 |
| ; ARM: mov r0, r{{[1-9]}} |
| ; THUMB: t6 |
| ; THUMB: cmp r0, #0 |
| ; THUMB: it eq |
| ; THUMB: mvneq r{{[1-9]}}, #978944 |
| ; THUMB: mov r0, r{{[1-9]}} |
| %0 = select i1 %c, i32 %a, i32 -978945 |
| ret i32 %0 |
| } |