| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 2 |
| # RUN: llc -mtriple=i386-linux-gnu -mattr=+popcnt -run-pass=legalizer %s -o - | FileCheck %s |
| |
| # test popcount for s8, s16, and s32 |
| |
| --- |
| name: test_ctpop8 |
| alignment: 16 |
| legalized: false |
| regBankSelected: false |
| registers: |
| - { id: 0, class: _, preferred-register: '' } |
| - { id: 1, class: _, preferred-register: '' } |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: test_ctpop8 |
| ; CHECK: [[DEF:%[0-9]+]]:_(s8) = IMPLICIT_DEF |
| ; CHECK-NEXT: [[ZEXT:%[0-9]+]]:_(s16) = G_ZEXT [[DEF]](s8) |
| ; CHECK-NEXT: [[CTPOP:%[0-9]+]]:_(s16) = G_CTPOP [[ZEXT]](s16) |
| ; CHECK-NEXT: [[TRUNC:%[0-9]+]]:_(s8) = G_TRUNC [[CTPOP]](s16) |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s8) = COPY [[TRUNC]](s8) |
| ; CHECK-NEXT: RET 0, implicit [[COPY]](s8) |
| %0:_(s8) = IMPLICIT_DEF |
| %1:_(s8) = G_CTPOP %0 |
| %2:_(s8) = COPY %1(s8) |
| RET 0, implicit %2 |
| |
| ... |
| --- |
| name: test_ctpop32 |
| alignment: 16 |
| legalized: false |
| regBankSelected: false |
| registers: |
| - { id: 0, class: _, preferred-register: '' } |
| - { id: 1, class: _, preferred-register: '' } |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: test_ctpop32 |
| ; CHECK: [[DEF:%[0-9]+]]:_(s32) = IMPLICIT_DEF |
| ; CHECK-NEXT: [[CTPOP:%[0-9]+]]:_(s32) = G_CTPOP [[DEF]](s32) |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s32) = COPY [[CTPOP]](s32) |
| ; CHECK-NEXT: RET 0, implicit [[COPY]](s32) |
| %0:_(s32) = IMPLICIT_DEF |
| %1:_(s32) = G_CTPOP %0 |
| %2:_(s32) = COPY %1(s32) |
| RET 0, implicit %2 |
| |
| ... |
| --- |
| name: test_ctpop16 |
| alignment: 16 |
| legalized: false |
| regBankSelected: false |
| registers: |
| - { id: 0, class: _, preferred-register: '' } |
| - { id: 1, class: _, preferred-register: '' } |
| body: | |
| bb.1: |
| ; CHECK-LABEL: name: test_ctpop16 |
| ; CHECK: [[DEF:%[0-9]+]]:_(s16) = IMPLICIT_DEF |
| ; CHECK-NEXT: [[CTPOP:%[0-9]+]]:_(s16) = G_CTPOP [[DEF]](s16) |
| ; CHECK-NEXT: [[COPY:%[0-9]+]]:_(s16) = COPY [[CTPOP]](s16) |
| ; CHECK-NEXT: RET 0, implicit [[COPY]](s16) |
| %0:_(s16) = IMPLICIT_DEF |
| %1:_(s16) = G_CTPOP %0 |
| %2:_(s16) = COPY %1(s16) |
| RET 0, implicit %2 |
| |
| ... |