| ; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 | FileCheck %s --check-prefixes=COMMON,NOCARRY |
| ; RUN: llc < %s -march=nvptx64 -mcpu=sm_20 -mattr=+ptx43 | FileCheck %s --check-prefixes=COMMON,CARRY |
| ; RUN: %if ptxas %{ llc < %s -march=nvptx64 -mcpu=sm_20 | %ptxas-verify %} |
| |
| target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64" |
| |
| ; COMMON-LABEL: test_add |
| define i128 @test_add(i128 %a, i128 %b) { |
| ; NOCARRY: add.s64 |
| ; NOCARRY-NEXT: add.s64 |
| ; NOCARRY-NEXT: setp.lt.u64 |
| ; NOCARRY-NEXT: selp.u64 |
| ; NOCARRY-NEXT: add.s64 |
| |
| ; CARRY: add.cc.s64 |
| ; CARRY-NEXT: addc.cc.s64 |
| |
| %1 = add i128 %a, %b |
| ret i128 %1 |
| } |
| |
| ; COMMON-LABEL: test_sub |
| define i128 @test_sub(i128 %a, i128 %b) { |
| ; NOCARRY: sub.s64 |
| ; NOCARRY-NEXT: setp.lt.u64 |
| ; NOCARRY-NEXT: selp.s64 |
| ; NOCARRY-NEXT: add.s64 |
| ; NOCARRY-NEXT: sub.s64 |
| |
| ; CARRY: sub.cc.s64 |
| ; CARRY-NEXT: subc.cc.s64 |
| |
| %1 = sub i128 %a, %b |
| ret i128 %1 |
| } |