forked from OSchip/llvm-project
105 lines
2.6 KiB
YAML
105 lines
2.6 KiB
YAML
# RUN: llc -mtriple=x86_64-linux-gnu -global-isel -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=ALL --check-prefix=X64
|
|
|
|
--- |
|
|
define i64 @test_zext_i1(i8 %a) {
|
|
%val = trunc i8 %a to i1
|
|
%r = zext i1 %val to i64
|
|
ret i64 %r
|
|
}
|
|
|
|
define i64 @test_sext_i8(i8 %val) {
|
|
%r = sext i8 %val to i64
|
|
ret i64 %r
|
|
}
|
|
|
|
define i64 @test_sext_i16(i16 %val) {
|
|
%r = sext i16 %val to i64
|
|
ret i64 %r
|
|
}
|
|
|
|
...
|
|
---
|
|
name: test_zext_i1
|
|
# ALL-LABEL: name: test_zext_i1
|
|
alignment: 4
|
|
legalized: true
|
|
regBankSelected: true
|
|
# ALL: registers:
|
|
# ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' }
|
|
# ALL-NEXT: - { id: 1, class: gr8, preferred-register: '' }
|
|
# ALL-NEXT: - { id: 2, class: gr64, preferred-register: '' }
|
|
# ALL-NEXT: - { id: 3, class: gr64, preferred-register: '' }
|
|
registers:
|
|
- { id: 0, class: gpr }
|
|
- { id: 1, class: gpr }
|
|
- { id: 2, class: gpr }
|
|
# ALL: %0 = COPY %dil
|
|
# ALL-NEXT: %1 = COPY %0
|
|
# ALL-NEXT: %3 = SUBREG_TO_REG 0, %1, 1
|
|
# ALL-NEXT: %2 = AND64ri8 %3, 1, implicit-def %eflags
|
|
# ALL-NEXT: %rax = COPY %2
|
|
# ALL-NEXT: RET 0, implicit %rax
|
|
body: |
|
|
bb.1 (%ir-block.0):
|
|
liveins: %edi
|
|
|
|
%0(s8) = COPY %edi
|
|
%1(s1) = G_TRUNC %0(s8)
|
|
%2(s64) = G_ZEXT %1(s1)
|
|
%rax = COPY %2(s64)
|
|
RET 0, implicit %rax
|
|
|
|
...
|
|
---
|
|
name: test_sext_i8
|
|
# ALL-LABEL: name: test_sext_i8
|
|
alignment: 4
|
|
legalized: true
|
|
regBankSelected: true
|
|
# ALL: registers:
|
|
# ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' }
|
|
# ALL-NEXT: - { id: 1, class: gr64, preferred-register: '' }
|
|
registers:
|
|
- { id: 0, class: gpr }
|
|
- { id: 1, class: gpr }
|
|
# ALL: %0 = COPY %dil
|
|
# ALL-NEXT: %1 = MOVSX64rr8 %0
|
|
# ALL-NEXT: %rax = COPY %1
|
|
# ALL-NEXT: RET 0, implicit %rax
|
|
body: |
|
|
bb.1 (%ir-block.0):
|
|
liveins: %edi
|
|
|
|
%0(s8) = COPY %edi
|
|
%1(s64) = G_SEXT %0(s8)
|
|
%rax = COPY %1(s64)
|
|
RET 0, implicit %rax
|
|
|
|
...
|
|
---
|
|
name: test_sext_i16
|
|
# ALL-LABEL: name: test_sext_i16
|
|
alignment: 4
|
|
legalized: true
|
|
regBankSelected: true
|
|
# ALL: registers:
|
|
# ALL-NEXT: - { id: 0, class: gr16, preferred-register: '' }
|
|
# ALL-NEXT: - { id: 1, class: gr64, preferred-register: '' }
|
|
registers:
|
|
- { id: 0, class: gpr }
|
|
- { id: 1, class: gpr }
|
|
# ALL: %0 = COPY %di
|
|
# ALL-NEXT: %1 = MOVSX64rr16 %0
|
|
# ALL-NEXT: %rax = COPY %1
|
|
# ALL-NEXT: RET 0, implicit %rax
|
|
body: |
|
|
bb.1 (%ir-block.0):
|
|
liveins: %edi
|
|
|
|
%0(s16) = COPY %edi
|
|
%1(s64) = G_SEXT %0(s16)
|
|
%rax = COPY %1(s64)
|
|
RET 0, implicit %rax
|
|
|
|
...
|