| ; RUN: llc -O0 -disable-fp-elim -mtriple=powerpc-unknown-linux-gnu < %s | FileCheck %s -check-prefix=PPC32 |
| ; RUN: llc -O0 -mtriple=powerpc64-unknown-linux-gnu < %s | FileCheck %s -check-prefix=PPC64 |
| |
| declare void @foo() |
| |
| define i32 @test_cr2() nounwind { |
| entry: |
| %ret = alloca i32, align 4 |
| %0 = call i32 asm sideeffect "\0A\09mtcr $4\0A\09cmp 2,$2,$1\0A\09mfcr $0", "=r,r,r,r,r,~{cr2}"(i32 1, i32 2, i32 3, i32 0) nounwind |
| store i32 %0, i32* %ret, align 4 |
| call void @foo() |
| %1 = load i32* %ret, align 4 |
| ret i32 %1 |
| } |
| |
| ; PPC32: stw 31, -4(1) |
| ; PPC32: stwu 1, -32(1) |
| ; PPC32: mfcr 12 |
| ; PPC32-NEXT: stw 12, 24(31) |
| ; PPC32: lwz 12, 24(31) |
| ; PPC32-NEXT: mtcrf 32, 12 |
| |
| ; PPC64: mfcr 12 |
| ; PPC64: stw 12, 8(1) |
| ; PPC64: stdu 1, -[[AMT:[0-9]+]](1) |
| ; PPC64: addi 1, 1, [[AMT]] |
| ; PPC64: lwz 12, 8(1) |
| ; PPC64: mtcrf 32, 12 |
| |
| define i32 @test_cr234() nounwind { |
| entry: |
| %ret = alloca i32, align 4 |
| %0 = call i32 asm sideeffect "\0A\09mtcr $4\0A\09cmp 2,$2,$1\0A\09cmp 3,$2,$2\0A\09cmp 4,$2,$3\0A\09mfcr $0", "=r,r,r,r,r,~{cr2},~{cr3},~{cr4}"(i32 1, i32 2, i32 3, i32 0) nounwind |
| store i32 %0, i32* %ret, align 4 |
| call void @foo() |
| %1 = load i32* %ret, align 4 |
| ret i32 %1 |
| } |
| |
| ; PPC32: stw 31, -4(1) |
| ; PPC32: stwu 1, -32(1) |
| ; PPC32: mfcr 12 |
| ; PPC32-NEXT: stw 12, 24(31) |
| ; PPC32: lwz 12, 24(31) |
| ; PPC32-NEXT: mtcrf 32, 12 |
| ; PPC32-NEXT: mtcrf 16, 12 |
| ; PPC32-NEXT: mtcrf 8, 12 |
| |
| ; PPC64: mfcr 12 |
| ; PPC64: stw 12, 8(1) |
| ; PPC64: stdu 1, -[[AMT:[0-9]+]](1) |
| ; PPC64: addi 1, 1, [[AMT]] |
| ; PPC64: lwz 12, 8(1) |
| ; PPC64: mtcrf 32, 12 |
| ; PPC64: mtcrf 16, 12 |
| ; PPC64: mtcrf 8, 12 |
| |
