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c5104e8c6c
Strict fp-to-int and int-to-fp conversions can be handled in the same way that the non-strict versions are (by using the appropriate instruction or converting to a function call when we have no instruction). Differential Revision: https://reviews.llvm.org/D73625
34 lines
1.3 KiB
LLVM
34 lines
1.3 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=aarch64-apple-darwin | FileCheck %s
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; Check that the legalizer doesn't crash when scalarizing FP conversion
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; instructions' operands. The operands are all illegal on AArch64,
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; ensuring they are legalized. The results are all legal.
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define <1 x double> @test_sitofp(<1 x i1> %in) #0 {
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; CHECK-LABEL: test_sitofp:
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; CHECK: ; %bb.0: ; %entry
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; CHECK-NEXT: sbfx w8, w0, #0, #1
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; CHECK-NEXT: scvtf d0, w8
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; CHECK-NEXT: ret
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entry:
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%0 = call <1 x double> @llvm.experimental.constrained.sitofp.v1f64.v1i1(<1 x i1> %in, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret <1 x double> %0
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}
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define <1 x double> @test_uitofp(<1 x i1> %in) #0 {
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; CHECK-LABEL: test_uitofp:
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; CHECK: ; %bb.0: ; %entry
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; CHECK-NEXT: and w8, w0, #0x1
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; CHECK-NEXT: ucvtf d0, w8
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; CHECK-NEXT: ret
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entry:
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%0 = call <1 x double> @llvm.experimental.constrained.uitofp.v1f64.v1i1(<1 x i1> %in, metadata !"round.dynamic", metadata !"fpexcept.strict") #0
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ret <1 x double> %0
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}
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attributes #0 = { strictfp }
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declare <1 x double> @llvm.experimental.constrained.sitofp.v1f64.v1i1(<1 x i1>, metadata, metadata)
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declare <1 x double> @llvm.experimental.constrained.uitofp.v1f64.v1i1(<1 x i1>, metadata, metadata)
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