| # NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 3 |
| # RUN: llc -mtriple=x86_64-unknown-linux-gnu -run-pass=register-coalescer -o - %s | FileCheck %s |
| --- |
| name: rematerialize_subreg_to_reg_added_impdef_1 |
| tracksRegLiveness: true |
| body: | |
| ; CHECK-LABEL: name: rematerialize_subreg_to_reg_added_impdef_1 |
| ; CHECK: bb.0: |
| ; CHECK-NEXT: successors: %bb.1(0x2aaaaaab), %bb.2(0x55555555) |
| ; CHECK-NEXT: liveins: $edi |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: undef [[MOV32r0_:%[0-9]+]].sub_32bit:gr64_with_sub_8bit = MOV32r0 implicit-def dead $eflags |
| ; CHECK-NEXT: JCC_1 %bb.2, 5, implicit killed undef $eflags |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.1: |
| ; CHECK-NEXT: successors: %bb.3(0x80000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: JMP_1 %bb.3 |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.2: |
| ; CHECK-NEXT: successors: %bb.3(0x80000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: [[MOV32r0_:%[0-9]+]]:gr64_with_sub_8bit = IMPLICIT_DEF |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.3: |
| ; CHECK-NEXT: successors: %bb.4(0x30000000), %bb.5(0x50000000) |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: JCC_1 %bb.5, 5, implicit killed undef $eflags |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.4: |
| ; CHECK-NEXT: dead $eax = MOV32r0 implicit-def dead $eflags, implicit-def $al |
| ; CHECK-NEXT: RET 0, killed undef $al |
| ; CHECK-NEXT: {{ $}} |
| ; CHECK-NEXT: bb.5: |
| ; CHECK-NEXT: MOV64mr undef $noreg, 1, undef $noreg, 0, undef $noreg, [[MOV32r0_]] :: (store (s64)) |
| ; CHECK-NEXT: RET 0, killed undef $al |
| bb.0: |
| successors: %bb.1(0x2aaaaaab), %bb.2(0x55555555) |
| liveins: $edi |
| |
| %0:gr32 = MOV32r0 implicit-def dead $eflags |
| %1:gr8 = COPY %0.sub_8bit |
| %2:gr64 = SUBREG_TO_REG 0, killed %0, %subreg.sub_32bit |
| JCC_1 %bb.2, 5, implicit killed undef $eflags |
| |
| bb.1: |
| successors: %bb.3(0x80000000) |
| |
| JMP_1 %bb.3 |
| |
| bb.2: |
| successors: %bb.3(0x80000000) |
| |
| %5:gr64 = IMPLICIT_DEF |
| %2:gr64 = COPY killed %5 |
| |
| bb.3: |
| successors: %bb.4(0x30000000), %bb.5(0x50000000) |
| |
| JCC_1 %bb.5, 5, implicit killed undef $eflags |
| |
| bb.4: |
| $al = COPY killed %1 |
| RET 0, killed undef $al |
| |
| bb.5: |
| MOV64mr undef $noreg, 1, undef $noreg, 0, undef $noreg, killed %2 :: (store (s64)) |
| RET 0, killed undef $al |
| |
| ... |