1 ; RUN: llc -O0 -disable-fp-elim -mtriple=powerpc-unknown-linux-gnu -mcpu=g5 < %s | FileCheck %s -check-prefix=PPC32 2 ; RUN: llc -O0 -mtriple=powerpc64-unknown-linux-gnu -mcpu=g5 < %s | FileCheck %s -check-prefix=PPC64 3 4 declare void @foo() 5 6 define i32 @test_cr2() nounwind uwtable { 7 entry: 8 %ret = alloca i32, align 4 9 %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 10 store i32 %0, i32* %ret, align 4 11 call void @foo() 12 %1 = load i32* %ret, align 4 13 ret i32 %1 14 } 15 16 ; PPC32: stw 31, -4(1) 17 ; PPC32: stwu 1, -32(1) 18 ; PPC32: mfcr 12 19 ; PPC32-NEXT: stw 12, 24(31) 20 ; PPC32: lwz 12, 24(31) 21 ; PPC32-NEXT: mtocrf 32, 12 22 23 ; PPC64: .cfi_startproc 24 ; PPC64: mfcr 12 25 ; PPC64: stw 12, 8(1) 26 ; PPC64: stdu 1, -[[AMT:[0-9]+]](1) 27 ; PPC64: .cfi_def_cfa_offset 128 28 ; PPC64: .cfi_offset lr, 16 29 ; PPC64: .cfi_offset cr2, 8 30 ; PPC64: addi 1, 1, [[AMT]] 31 ; PPC64: lwz 12, 8(1) 32 ; PPC64: mtocrf 32, 12 33 ; PPC64: .cfi_endproc 34 35 define i32 @test_cr234() nounwind { 36 entry: 37 %ret = alloca i32, align 4 38 %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 39 store i32 %0, i32* %ret, align 4 40 call void @foo() 41 %1 = load i32* %ret, align 4 42 ret i32 %1 43 } 44 45 ; PPC32: stw 31, -4(1) 46 ; PPC32: stwu 1, -32(1) 47 ; PPC32: mfcr 12 48 ; PPC32-NEXT: stw 12, 24(31) 49 ; PPC32: lwz 12, 24(31) 50 ; PPC32-NEXT: mtocrf 32, 12 51 ; PPC32-NEXT: mtocrf 16, 12 52 ; PPC32-NEXT: mtocrf 8, 12 53 54 ; PPC64: mfcr 12 55 ; PPC64: stw 12, 8(1) 56 ; PPC64: stdu 1, -[[AMT:[0-9]+]](1) 57 ; PPC64: addi 1, 1, [[AMT]] 58 ; PPC64: lwz 12, 8(1) 59 ; PPC64: mtocrf 32, 12 60 ; PPC64: mtocrf 16, 12 61 ; PPC64: mtocrf 8, 12 62 63
