; RUN: llc -march=r600 -mcpu=SI -verify-machineinstrs< %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s ; RUN: llc -march=r600 -mcpu=cypress -verify-machineinstrs< %s declare { i32, i1 } @llvm.usub.with.overflow.i32(i32, i32) nounwind readnone declare { i64, i1 } @llvm.usub.with.overflow.i64(i64, i64) nounwind readnone ; FUNC-LABEL: @usubo_i64_zext define void @usubo_i64_zext(i64 addrspace(1)* %out, i64 %a, i64 %b) nounwind { %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind %val = extractvalue { i64, i1 } %usub, 0 %carry = extractvalue { i64, i1 } %usub, 1 %ext = zext i1 %carry to i64 %add2 = add i64 %val, %ext store i64 %add2, i64 addrspace(1)* %out, align 8 ret void } ; FUNC-LABEL: @s_usubo_i32 ; SI: S_SUB_I32 define void @s_usubo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 %a, i32 %b) nounwind { %usub = call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %a, i32 %b) nounwind %val = extractvalue { i32, i1 } %usub, 0 %carry = extractvalue { i32, i1 } %usub, 1 store i32 %val, i32 addrspace(1)* %out, align 4 store i1 %carry, i1 addrspace(1)* %carryout ret void } ; FUNC-LABEL: @v_usubo_i32 ; SI: V_SUBREV_I32_e32 define void @v_usubo_i32(i32 addrspace(1)* %out, i1 addrspace(1)* %carryout, i32 addrspace(1)* %aptr, i32 addrspace(1)* %bptr) nounwind { %a = load i32 addrspace(1)* %aptr, align 4 %b = load i32 addrspace(1)* %bptr, align 4 %usub = call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %a, i32 %b) nounwind %val = extractvalue { i32, i1 } %usub, 0 %carry = extractvalue { i32, i1 } %usub, 1 store i32 %val, i32 addrspace(1)* %out, align 4 store i1 %carry, i1 addrspace(1)* %carryout ret void } ; FUNC-LABEL: @s_usubo_i64 ; SI: S_SUB_I32 ; SI: S_SUBB_U32 define void @s_usubo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 %a, i64 %b) nounwind { %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind %val = extractvalue { i64, i1 } %usub, 0 %carry = extractvalue { i64, i1 } %usub, 1 store i64 %val, i64 addrspace(1)* %out, align 8 store i1 %carry, i1 addrspace(1)* %carryout ret void } ; FUNC-LABEL: @v_usubo_i64 ; SI: V_SUB_I32 ; SI: V_SUBB_U32 define void @v_usubo_i64(i64 addrspace(1)* %out, i1 addrspace(1)* %carryout, i64 addrspace(1)* %aptr, i64 addrspace(1)* %bptr) nounwind { %a = load i64 addrspace(1)* %aptr, align 4 %b = load i64 addrspace(1)* %bptr, align 4 %usub = call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %a, i64 %b) nounwind %val = extractvalue { i64, i1 } %usub, 0 %carry = extractvalue { i64, i1 } %usub, 1 store i64 %val, i64 addrspace(1)* %out, align 8 store i1 %carry, i1 addrspace(1)* %carryout ret void }