175 lines
4.0 KiB
YAML
175 lines
4.0 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -mtriple=x86_64-linux-gnu -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s --check-prefix=CHECK
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--- |
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define i1 @trunc_i32toi1(i32 %a) {
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%r = trunc i32 %a to i1
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ret i1 %r
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}
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define i8 @trunc_i32toi8(i32 %a) {
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%r = trunc i32 %a to i8
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ret i8 %r
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}
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define i16 @trunc_i32toi16(i32 %a) {
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%r = trunc i32 %a to i16
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ret i16 %r
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}
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define i8 @trunc_i64toi8(i64 %a) {
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%r = trunc i64 %a to i8
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ret i8 %r
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}
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define i16 @trunc_i64toi16(i64 %a) {
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%r = trunc i64 %a to i16
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ret i16 %r
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}
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define i32 @trunc_i64toi32(i64 %a) {
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%r = trunc i64 %a to i32
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ret i32 %r
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}
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...
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---
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name: trunc_i32toi1
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alignment: 16
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legalized: true
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regBankSelected: true
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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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body: |
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bb.1 (%ir-block.0):
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liveins: $edi
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; CHECK-LABEL: name: trunc_i32toi1
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; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
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; CHECK: [[COPY1:%[0-9]+]]:gr8 = COPY [[COPY]].sub_8bit
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; CHECK: $al = COPY [[COPY1]]
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; CHECK: RET 0, implicit $al
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%0(s32) = COPY $edi
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%1(s1) = G_TRUNC %0(s32)
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%2(s8) = G_ANYEXT %1(s1)
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$al = COPY %2(s8)
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RET 0, implicit $al
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...
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---
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name: trunc_i32toi8
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alignment: 16
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legalized: true
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regBankSelected: true
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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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body: |
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bb.1 (%ir-block.0):
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liveins: $edi
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; CHECK-LABEL: name: trunc_i32toi8
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; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
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; CHECK: [[COPY1:%[0-9]+]]:gr8 = COPY [[COPY]].sub_8bit
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; CHECK: $al = COPY [[COPY1]]
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; CHECK: RET 0, implicit $al
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%0(s32) = COPY $edi
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%1(s8) = G_TRUNC %0(s32)
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$al = COPY %1(s8)
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RET 0, implicit $al
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...
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---
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name: trunc_i32toi16
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alignment: 16
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legalized: true
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regBankSelected: true
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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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body: |
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bb.1 (%ir-block.0):
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liveins: $edi
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; CHECK-LABEL: name: trunc_i32toi16
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; CHECK: [[COPY:%[0-9]+]]:gr32 = COPY $edi
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; CHECK: [[COPY1:%[0-9]+]]:gr16 = COPY [[COPY]].sub_16bit
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; CHECK: $ax = COPY [[COPY1]]
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; CHECK: RET 0, implicit $ax
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%0(s32) = COPY $edi
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%1(s16) = G_TRUNC %0(s32)
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$ax = COPY %1(s16)
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RET 0, implicit $ax
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...
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---
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name: trunc_i64toi8
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alignment: 16
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legalized: true
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regBankSelected: true
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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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body: |
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bb.1 (%ir-block.0):
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liveins: $rdi
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; CHECK-LABEL: name: trunc_i64toi8
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; CHECK: [[COPY:%[0-9]+]]:gr64_with_sub_8bit = COPY $rdi
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; CHECK: [[COPY1:%[0-9]+]]:gr8 = COPY [[COPY]].sub_8bit
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; CHECK: $al = COPY [[COPY1]]
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; CHECK: RET 0, implicit $al
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%0(s64) = COPY $rdi
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%1(s8) = G_TRUNC %0(s64)
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$al = COPY %1(s8)
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RET 0, implicit $al
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...
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---
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name: trunc_i64toi16
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alignment: 16
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legalized: true
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regBankSelected: true
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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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body: |
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bb.1 (%ir-block.0):
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liveins: $rdi
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; CHECK-LABEL: name: trunc_i64toi16
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; CHECK: [[COPY:%[0-9]+]]:gr64 = COPY $rdi
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; CHECK: [[COPY1:%[0-9]+]]:gr16 = COPY [[COPY]].sub_16bit
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; CHECK: $ax = COPY [[COPY1]]
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; CHECK: RET 0, implicit $ax
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%0(s64) = COPY $rdi
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%1(s16) = G_TRUNC %0(s64)
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$ax = COPY %1(s16)
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RET 0, implicit $ax
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...
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---
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name: trunc_i64toi32
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alignment: 16
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legalized: true
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regBankSelected: true
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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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body: |
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bb.1 (%ir-block.0):
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liveins: $rdi
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; CHECK-LABEL: name: trunc_i64toi32
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; CHECK: [[COPY:%[0-9]+]]:gr64 = COPY $rdi
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; CHECK: [[COPY1:%[0-9]+]]:gr32 = COPY [[COPY]].sub_32bit
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; CHECK: $eax = COPY [[COPY1]]
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; CHECK: RET 0, implicit $eax
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%0(s64) = COPY $rdi
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%1(s32) = G_TRUNC %0(s64)
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$eax = COPY %1(s32)
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RET 0, implicit $eax
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...
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