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44 lines
1.7 KiB
LLVM
44 lines
1.7 KiB
LLVM
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; RUN: llc -mtriple=aarch64-apple-ios %s -o - | FileCheck %s
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define <16 x double> @test_sitofp_fixed(<16 x i32> %in) {
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; CHECK-LABEL: test_sitofp_fixed:
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; First, extend each i32 to i64
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; CHECK-DAG: sshll2.2d [[BLOCK0_HI:v[0-9]+]], v0, #0
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; CHECK-DAG: sshll2.2d [[BLOCK1_HI:v[0-9]+]], v1, #0
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; CHECK-DAG: sshll2.2d [[BLOCK2_HI:v[0-9]+]], v2, #0
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; CHECK-DAG: sshll2.2d [[BLOCK3_HI:v[0-9]+]], v3, #0
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; CHECK-DAG: sshll.2d [[BLOCK0_LO:v[0-9]+]], v0, #0
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; CHECK-DAG: sshll.2d [[BLOCK1_LO:v[0-9]+]], v1, #0
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; CHECK-DAG: sshll.2d [[BLOCK2_LO:v[0-9]+]], v2, #0
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; CHECK-DAG: sshll.2d [[BLOCK3_LO:v[0-9]+]], v3, #0
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; Next, convert each to double.
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; CHECK-DAG: scvtf.2d v0, [[BLOCK0_LO]]
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; CHECK-DAG: scvtf.2d v1, [[BLOCK0_HI]]
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; CHECK-DAG: scvtf.2d v2, [[BLOCK1_LO]]
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; CHECK-DAG: scvtf.2d v3, [[BLOCK1_HI]]
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; CHECK-DAG: scvtf.2d v4, [[BLOCK2_LO]]
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; CHECK-DAG: scvtf.2d v5, [[BLOCK2_HI]]
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; CHECK-DAG: scvtf.2d v6, [[BLOCK3_LO]]
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; CHECK-DAG: scvtf.2d v7, [[BLOCK3_HI]]
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; CHECK: ret
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%flt = sitofp <16 x i32> %in to <16 x double>
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%res = fdiv <16 x double> %flt, <double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0, double 64.0>
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ret <16 x double> %res
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}
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; This one is small enough to satisfy isSimple, but still illegally large.
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define <4 x double> @test_sitofp_fixed_shortish(<4 x i64> %in) {
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; CHECK-LABEL: test_sitofp_fixed_shortish:
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; CHECK-DAG: scvtf.2d v0, v0
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; CHECK-DAG: scvtf.2d v1, v1
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; CHECK: ret
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%flt = sitofp <4 x i64> %in to <4 x double>
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%res = fdiv <4 x double> %flt, <double 64.0, double 64.0, double 64.0, double 64.0>
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ret <4 x double> %res
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}
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