forked from OSchip/llvm-project
225 lines
6.0 KiB
YAML
225 lines
6.0 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
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--- |
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define i64 @test_zext_i1(i8 %a) {
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%val = trunc i8 %a to i1
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%r = zext i1 %val to i64
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ret i64 %r
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}
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define i64 @test_sext_i8(i8 %val) {
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%r = sext i8 %val to i64
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ret i64 %r
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}
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define i64 @test_sext_i16(i16 %val) {
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%r = sext i16 %val to i64
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ret i64 %r
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}
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define void @anyext_s64_from_s1() { ret void }
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define void @anyext_s64_from_s8() { ret void }
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define void @anyext_s64_from_s16() { ret void }
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define void @anyext_s64_from_s32() { ret void }
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...
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---
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name: test_zext_i1
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# ALL-LABEL: name: test_zext_i1
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' }
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# ALL-NEXT: - { id: 1, class: gr8, preferred-register: '' }
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# ALL-NEXT: - { id: 2, class: gr64, preferred-register: '' }
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# ALL-NEXT: - { id: 3, class: gr64, preferred-register: '' }
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registers:
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- { id: 0, class: gpr }
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- { id: 1, class: gpr }
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- { id: 2, class: gpr }
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# ALL: %0 = COPY %dil
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# ALL-NEXT: %1 = COPY %0
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# ALL-NEXT: %3 = SUBREG_TO_REG 0, %1, 1
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# ALL-NEXT: %2 = AND64ri8 %3, 1, implicit-def %eflags
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# ALL-NEXT: %rax = COPY %2
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# ALL-NEXT: RET 0, implicit %rax
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body: |
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bb.1 (%ir-block.0):
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liveins: %edi
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%0(s8) = COPY %dil
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%1(s1) = G_TRUNC %0(s8)
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%2(s64) = G_ZEXT %1(s1)
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%rax = COPY %2(s64)
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RET 0, implicit %rax
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...
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---
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name: test_sext_i8
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# ALL-LABEL: name: test_sext_i8
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr8, preferred-register: '' }
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# ALL-NEXT: - { id: 1, class: gr64, preferred-register: '' }
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registers:
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- { id: 0, class: gpr }
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- { id: 1, class: gpr }
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# ALL: %0 = COPY %dil
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# ALL-NEXT: %1 = MOVSX64rr8 %0
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# ALL-NEXT: %rax = COPY %1
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# ALL-NEXT: RET 0, implicit %rax
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body: |
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bb.1 (%ir-block.0):
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liveins: %edi
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%0(s8) = COPY %dil
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%1(s64) = G_SEXT %0(s8)
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%rax = COPY %1(s64)
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RET 0, implicit %rax
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...
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---
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name: test_sext_i16
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# ALL-LABEL: name: test_sext_i16
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr16, preferred-register: '' }
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# ALL-NEXT: - { id: 1, class: gr64, preferred-register: '' }
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registers:
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- { id: 0, class: gpr }
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- { id: 1, class: gpr }
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# ALL: %0 = COPY %di
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# ALL-NEXT: %1 = MOVSX64rr16 %0
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# ALL-NEXT: %rax = COPY %1
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# ALL-NEXT: RET 0, implicit %rax
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body: |
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bb.1 (%ir-block.0):
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liveins: %edi
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%0(s16) = COPY %di
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%1(s64) = G_SEXT %0(s16)
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%rax = COPY %1(s64)
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RET 0, implicit %rax
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...
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---
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name: anyext_s64_from_s1
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# ALL-LABEL: name: anyext_s64_from_s1
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr64_with_sub_8bit, preferred-register: '' }
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# ALL-NEXT: - { id: 1, class: gr8, preferred-register: '' }
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# ALL-NEXT: - { id: 2, class: gr64, preferred-register: '' }
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registers:
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- { id: 0, class: gpr }
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- { id: 1, class: gpr }
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- { id: 2, class: gpr }
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# ALL: %0 = COPY %rdi
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# ALL-NEXT: %1 = COPY %0.sub_8bit
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# ALL-NEXT: %2 = SUBREG_TO_REG 0, %1, 1
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# ALL-NEXT: %rax = COPY %2
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# ALL-NEXT: RET 0, implicit %rax
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body: |
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bb.1 (%ir-block.0):
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liveins: %edi
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%0(s64) = COPY %rdi
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%1(s1) = G_TRUNC %0(s64)
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%2(s64) = G_ANYEXT %1(s1)
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%rax = COPY %2(s64)
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RET 0, implicit %rax
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...
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---
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name: anyext_s64_from_s8
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# ALL-LABEL: name: anyext_s64_from_s8
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr64_with_sub_8bit, preferred-register: '' }
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# ALL-NEXT: - { id: 1, class: gr8, preferred-register: '' }
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# ALL-NEXT: - { id: 2, class: gr64, preferred-register: '' }
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registers:
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- { id: 0, class: gpr }
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- { id: 1, class: gpr }
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- { id: 2, class: gpr }
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# ALL: %0 = COPY %rdi
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# ALL-NEXT: %1 = COPY %0.sub_8bit
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# ALL-NEXT: %2 = SUBREG_TO_REG 0, %1, 1
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# ALL-NEXT: %rax = COPY %2
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# ALL-NEXT: RET 0, implicit %rax
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body: |
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bb.1 (%ir-block.0):
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liveins: %edi
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%0(s64) = COPY %rdi
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%1(s8) = G_TRUNC %0(s64)
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%2(s64) = G_ANYEXT %1(s8)
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%rax = COPY %2(s64)
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RET 0, implicit %rax
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...
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---
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name: anyext_s64_from_s16
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# ALL-LABEL: name: anyext_s64_from_s16
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr64, preferred-register: '' }
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# ALL-NEXT: - { id: 1, class: gr16, preferred-register: '' }
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# ALL-NEXT: - { id: 2, class: gr64, preferred-register: '' }
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registers:
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- { id: 0, class: gpr }
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- { id: 1, class: gpr }
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- { id: 2, class: gpr }
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# ALL: %0 = COPY %rdi
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# ALL-NEXT: %1 = COPY %0.sub_16bit
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# ALL-NEXT: %2 = SUBREG_TO_REG 0, %1, 3
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# ALL-NEXT: %rax = COPY %2
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# ALL-NEXT: RET 0, implicit %rax
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body: |
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bb.1 (%ir-block.0):
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liveins: %edi
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%0(s64) = COPY %rdi
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%1(s16) = G_TRUNC %0(s64)
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%2(s64) = G_ANYEXT %1(s16)
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%rax = COPY %2(s64)
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RET 0, implicit %rax
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...
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---
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name: anyext_s64_from_s32
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# ALL-LABEL: name: anyext_s64_from_s32
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alignment: 4
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legalized: true
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regBankSelected: true
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# ALL: registers:
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# ALL-NEXT: - { id: 0, class: gr64, preferred-register: '' }
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# ALL-NEXT: - { id: 1, class: gr32, preferred-register: '' }
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# ALL-NEXT: - { id: 2, class: gr64, preferred-register: '' }
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registers:
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- { id: 0, class: gpr }
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- { id: 1, class: gpr }
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- { id: 2, class: gpr }
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# ALL: %0 = COPY %rdi
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# ALL-NEXT: %1 = COPY %0.sub_32bit
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# ALL-NEXT: %2 = SUBREG_TO_REG 0, %1, 4
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# ALL-NEXT: %rax = COPY %2
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# ALL-NEXT: RET 0, implicit %rax
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body: |
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bb.1 (%ir-block.0):
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liveins: %edi
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%0(s64) = COPY %rdi
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%1(s32) = G_TRUNC %0(s64)
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%2(s64) = G_ANYEXT %1(s32)
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%rax = COPY %2(s64)
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RET 0, implicit %rax
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...
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