| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc -O0 -run-pass=legalizer %s -o - | FileCheck %s |
| |
| --- | |
| target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" |
| target triple = "aarch64--" |
| define void @test_shift() { |
| entry: |
| ret void |
| } |
| ... |
| |
| --- |
| name: test_shift |
| registers: |
| - { id: 0, class: _ } |
| - { id: 1, class: _ } |
| - { id: 2, class: _ } |
| - { id: 3, class: _ } |
| - { id: 4, class: _ } |
| - { id: 5, class: _ } |
| - { id: 6, class: _ } |
| body: | |
| bb.0.entry: |
| liveins: $x0, $x1, $x2, $x3 |
| ; CHECK-LABEL: name: test_shift |
| ; CHECK: [[COPY:%[0-9]+]]:_(s64) = COPY $x0 |
| ; CHECK: [[COPY1:%[0-9]+]]:_(s64) = COPY $x1 |
| ; CHECK: [[C:%[0-9]+]]:_(s32) = G_CONSTANT i32 24 |
| ; CHECK: [[TRUNC:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64) |
| ; CHECK: [[SHL:%[0-9]+]]:_(s32) = G_SHL [[TRUNC]], [[C]] |
| ; CHECK: [[ASHR:%[0-9]+]]:_(s32) = G_ASHR [[SHL]], [[C]] |
| ; CHECK: [[C1:%[0-9]+]]:_(s32) = G_CONSTANT i32 255 |
| ; CHECK: [[TRUNC1:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64) |
| ; CHECK: [[AND:%[0-9]+]]:_(s32) = G_AND [[TRUNC1]], [[C1]] |
| ; CHECK: [[ASHR1:%[0-9]+]]:_(s32) = G_ASHR [[ASHR]], [[AND]] |
| ; CHECK: [[COPY2:%[0-9]+]]:_(s32) = COPY [[ASHR1]](s32) |
| ; CHECK: $w0 = COPY [[COPY2]](s32) |
| ; CHECK: [[C2:%[0-9]+]]:_(s32) = G_CONSTANT i32 255 |
| ; CHECK: [[TRUNC2:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64) |
| ; CHECK: [[AND1:%[0-9]+]]:_(s32) = G_AND [[TRUNC2]], [[C2]] |
| ; CHECK: [[C3:%[0-9]+]]:_(s32) = G_CONSTANT i32 255 |
| ; CHECK: [[TRUNC3:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64) |
| ; CHECK: [[AND2:%[0-9]+]]:_(s32) = G_AND [[TRUNC3]], [[C3]] |
| ; CHECK: [[LSHR:%[0-9]+]]:_(s32) = G_LSHR [[AND1]], [[AND2]] |
| ; CHECK: [[COPY3:%[0-9]+]]:_(s32) = COPY [[LSHR]](s32) |
| ; CHECK: $w0 = COPY [[COPY3]](s32) |
| ; CHECK: [[TRUNC4:%[0-9]+]]:_(s32) = G_TRUNC [[COPY]](s64) |
| ; CHECK: [[C4:%[0-9]+]]:_(s32) = G_CONSTANT i32 255 |
| ; CHECK: [[TRUNC5:%[0-9]+]]:_(s32) = G_TRUNC [[COPY1]](s64) |
| ; CHECK: [[AND3:%[0-9]+]]:_(s32) = G_AND [[TRUNC5]], [[C4]] |
| ; CHECK: [[SHL1:%[0-9]+]]:_(s32) = G_SHL [[TRUNC4]], [[AND3]] |
| ; CHECK: [[COPY4:%[0-9]+]]:_(s32) = COPY [[SHL1]](s32) |
| ; CHECK: $w0 = COPY [[COPY4]](s32) |
| %0(s64) = COPY $x0 |
| %1(s64) = COPY $x1 |
| %2(s8) = G_TRUNC %0 |
| %3(s8) = G_TRUNC %1 |
| |
| %4(s8) = G_ASHR %2, %3 |
| %7:_(s32) = G_ANYEXT %4 |
| $w0 = COPY %7 |
| |
| |
| %5(s8) = G_LSHR %2, %3 |
| %8:_(s32) = G_ANYEXT %5 |
| $w0 = COPY %8 |
| |
| %6(s8) = G_SHL %2, %3 |
| %9:_(s32) = G_ANYEXT %6 |
| $w0 = COPY %9 |
| ... |