| ; RUN: llc < %s -march=nvptx -mcpu=sm_20 -O3 | FileCheck %s --check-prefix=OPT |
| ; RUN: llc < %s -march=nvptx -mcpu=sm_20 -O0 | FileCheck %s --check-prefix=NOOPT |
| |
| ; OPT-LABEL: @mulwide16 |
| ; NOOPT-LABEL: @mulwide16 |
| define i32 @mulwide16(i16 %a, i16 %b) { |
| ; OPT: mul.wide.s16 |
| ; NOOPT: mul.lo.s32 |
| %val0 = sext i16 %a to i32 |
| %val1 = sext i16 %b to i32 |
| %val2 = mul i32 %val0, %val1 |
| ret i32 %val2 |
| } |
| |
| ; OPT-LABEL: @mulwideu16 |
| ; NOOPT-LABEL: @mulwideu16 |
| define i32 @mulwideu16(i16 %a, i16 %b) { |
| ; OPT: mul.wide.u16 |
| ; NOOPT: mul.lo.s32 |
| %val0 = zext i16 %a to i32 |
| %val1 = zext i16 %b to i32 |
| %val2 = mul i32 %val0, %val1 |
| ret i32 %val2 |
| } |
| |
| ; OPT-LABEL: @mulwide8 |
| ; NOOPT-LABEL: @mulwide8 |
| define i32 @mulwide8(i8 %a, i8 %b) { |
| ; OPT: mul.wide.s16 |
| ; NOOPT: mul.lo.s32 |
| %val0 = sext i8 %a to i32 |
| %val1 = sext i8 %b to i32 |
| %val2 = mul i32 %val0, %val1 |
| ret i32 %val2 |
| } |
| |
| ; OPT-LABEL: @mulwideu8 |
| ; NOOPT-LABEL: @mulwideu8 |
| define i32 @mulwideu8(i8 %a, i8 %b) { |
| ; OPT: mul.wide.u16 |
| ; NOOPT: mul.lo.s32 |
| %val0 = zext i8 %a to i32 |
| %val1 = zext i8 %b to i32 |
| %val2 = mul i32 %val0, %val1 |
| ret i32 %val2 |
| } |
| |
| ; OPT-LABEL: @mulwide32 |
| ; NOOPT-LABEL: @mulwide32 |
| define i64 @mulwide32(i32 %a, i32 %b) { |
| ; OPT: mul.wide.s32 |
| ; NOOPT: mul.lo.s64 |
| %val0 = sext i32 %a to i64 |
| %val1 = sext i32 %b to i64 |
| %val2 = mul i64 %val0, %val1 |
| ret i64 %val2 |
| } |
| |
| ; OPT-LABEL: @mulwideu32 |
| ; NOOPT-LABEL: @mulwideu32 |
| define i64 @mulwideu32(i32 %a, i32 %b) { |
| ; OPT: mul.wide.u32 |
| ; NOOPT: mul.lo.s64 |
| %val0 = zext i32 %a to i64 |
| %val1 = zext i32 %b to i64 |
| %val2 = mul i64 %val0, %val1 |
| ret i64 %val2 |
| } |
| |
| ; OPT-LABEL: @mulwideu7 |
| ; NOOPT-LABEL: @mulwideu7 |
| define i64 @mulwideu7(i7 %a, i7 %b) { |
| ; OPT: mul.wide.u32 |
| ; NOOPT: mul.lo.s64 |
| %val0 = zext i7 %a to i64 |
| %val1 = zext i7 %b to i64 |
| %val2 = mul i64 %val0, %val1 |
| ret i64 %val2 |
| } |
| |
| ; OPT-LABEL: @mulwides7 |
| ; NOOPT-LABEL: @mulwides7 |
| define i64 @mulwides7(i7 %a, i7 %b) { |
| ; OPT: mul.wide.s32 |
| ; NOOPT: mul.lo.s64 |
| %val0 = sext i7 %a to i64 |
| %val1 = sext i7 %b to i64 |
| %val2 = mul i64 %val0, %val1 |
| ret i64 %val2 |
| } |