| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py |
| # RUN: llc %s -mtriple=x86_64-unknown-linux-gnu -mcpu=skx -run-pass=machine-cp -o - | FileCheck %s |
| |
| # machine-cp previously asserted trying to determine if the k0->eax copy below |
| # could be combined with the k0->rax copy. |
| |
| --- | |
| ; ModuleID = 'test.ll' |
| source_filename = "test.ll" |
| target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| |
| define i8 @foo(<64 x i8> %x, i64* %y, i64 %z) #0 { |
| %a = icmp eq <64 x i8> %x, zeroinitializer |
| %b = bitcast <64 x i1> %a to i64 |
| %c = add i64 %b, %z |
| store i64 %c, i64* %y, align 8 |
| %d = extractelement <64 x i1> %a, i32 0 |
| %e = zext i1 %d to i8 |
| ret i8 %e |
| } |
| |
| attributes #0 = { "target-cpu"="skx" } |
| |
| ... |
| --- |
| name: foo |
| alignment: 16 |
| tracksRegLiveness: true |
| liveins: |
| - { reg: '$zmm0' } |
| - { reg: '$rdi' } |
| - { reg: '$rsi' } |
| frameInfo: |
| maxAlignment: 1 |
| machineFunctionInfo: {} |
| body: | |
| bb.0 (%ir-block.0): |
| liveins: $rdi, $rsi, $zmm0 |
| |
| ; CHECK-LABEL: name: foo |
| ; CHECK: liveins: $rdi, $rsi, $zmm0 |
| ; CHECK: renamable $k0 = VPTESTNMBZrr killed renamable $zmm0, renamable $zmm0 |
| ; CHECK: renamable $rax = COPY renamable $k0 |
| ; CHECK: renamable $rsi = ADD64rr killed renamable $rsi, killed renamable $rax, implicit-def dead $eflags |
| ; CHECK: MOV64mr killed renamable $rdi, 1, $noreg, 0, $noreg, killed renamable $rsi :: (store (s64) into %ir.y) |
| ; CHECK: renamable $eax = COPY killed renamable $k0 |
| ; CHECK: renamable $al = AND8ri renamable $al, 1, implicit-def dead $eflags, implicit killed $eax, implicit-def $eax |
| ; CHECK: $al = KILL renamable $al, implicit killed $eax |
| ; CHECK: RET 0, $al |
| renamable $k0 = VPTESTNMBZrr killed renamable $zmm0, renamable $zmm0 |
| renamable $rax = COPY renamable $k0 |
| renamable $rsi = ADD64rr killed renamable $rsi, killed renamable $rax, implicit-def dead $eflags |
| MOV64mr killed renamable $rdi, 1, $noreg, 0, $noreg, killed renamable $rsi :: (store (s64) into %ir.y) |
| renamable $eax = COPY killed renamable $k0 |
| renamable $al = AND8ri renamable $al, 1, implicit-def dead $eflags, implicit killed $eax, implicit-def $eax |
| $al = KILL renamable $al, implicit killed $eax |
| RET 0, $al |
| |
| ... |