79 lines
2.1 KiB
Plaintext
79 lines
2.1 KiB
Plaintext
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# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -O0 -mtriple=aarch64-- -run-pass=instruction-select -verify-machineinstrs %s -o - | FileCheck %s
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--- |
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target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"
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define void @imm_s32_gpr() { ret void }
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define void @imm_s64_gpr() { ret void }
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define void @test_f64_cp() { ret void }
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...
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---
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# Check that we select a 32-bit immediate into a MOVi32imm.
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name: imm_s32_gpr
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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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body: |
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bb.0:
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liveins: $w0, $w1
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; CHECK-LABEL: name: imm_s32_gpr
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; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm -1234
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; CHECK: $w0 = COPY [[MOVi32imm]]
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%0(s32) = G_CONSTANT i32 -1234
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$w0 = COPY %0(s32)
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...
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---
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# Check that we select a 64-bit immediate into a MOVi64imm.
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name: imm_s64_gpr
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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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body: |
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bb.0:
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liveins: $w0, $w1
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; CHECK-LABEL: name: imm_s64_gpr
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; CHECK: [[MOVi32imm:%[0-9]+]]:gpr32 = MOVi32imm 1234
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; CHECK: [[SUBREG_TO_REG:%[0-9]+]]:gpr64all = SUBREG_TO_REG 0, [[MOVi32imm]], %subreg.sub_32
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; CHECK: $x0 = COPY [[SUBREG_TO_REG]]
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%0(s64) = G_CONSTANT i64 1234
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$x0 = COPY %0(s64)
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...
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# 64b FP immediates need to be loaded.
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---
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name: test_f64_cp
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legalized: true
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regBankSelected: true
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liveins:
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- { reg: '$d0' }
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body: |
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bb.1 (%ir-block.0):
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liveins: $d0
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; CHECK-LABEL: name: test_f64_cp
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; CHECK: [[COPY:%[0-9]+]]:fpr64 = COPY $d0
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; CHECK: [[ADRP:%[0-9]+]]:gpr64common = ADRP target-flags(aarch64-page) %const.0
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; CHECK: [[LDRDui:%[0-9]+]]:fpr64 = LDRDui [[ADRP]], target-flags(aarch64-pageoff, aarch64-nc) %const.0
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; CHECK: [[FADDDrr:%[0-9]+]]:fpr64 = FADDDrr [[COPY]], [[LDRDui]]
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; CHECK: $d0 = COPY [[FADDDrr]]
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; CHECK: RET_ReallyLR implicit $d0
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%0:fpr(s64) = COPY $d0
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%1:fpr(s64) = G_FCONSTANT double 0x3FEFF7CED916872B
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%2:fpr(s64) = G_FADD %0, %1
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$d0 = COPY %2(s64)
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RET_ReallyLR implicit $d0
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...
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