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Imported Upstream version 5.18.0.167
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external/llvm/test/CodeGen/AArch64/fcvt-int.ll
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176
external/llvm/test/CodeGen/AArch64/fcvt-int.ll
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; RUN: llc -verify-machineinstrs -o - %s -mtriple=arm64-apple-ios7.0 | FileCheck %s
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define i32 @test_floattoi32(float %in) {
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; CHECK-LABEL: test_floattoi32:
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%signed = fptosi float %in to i32
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%unsigned = fptoui float %in to i32
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; CHECK-DAG: fcvtzu [[UNSIG:w[0-9]+]], {{s[0-9]+}}
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; CHECK-DAG: fcvtzs [[SIG:w[0-9]+]], {{s[0-9]+}}
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%res = sub i32 %signed, %unsigned
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; CHECK: sub {{w[0-9]+}}, [[SIG]], [[UNSIG]]
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ret i32 %res
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; CHECK: ret
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}
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define i32 @test_doubletoi32(double %in) {
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; CHECK-LABEL: test_doubletoi32:
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%signed = fptosi double %in to i32
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%unsigned = fptoui double %in to i32
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; CHECK-DAG: fcvtzu [[UNSIG:w[0-9]+]], {{d[0-9]+}}
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; CHECK-DAG: fcvtzs [[SIG:w[0-9]+]], {{d[0-9]+}}
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%res = sub i32 %signed, %unsigned
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; CHECK: sub {{w[0-9]+}}, [[SIG]], [[UNSIG]]
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ret i32 %res
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; CHECK: ret
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}
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define i64 @test_floattoi64(float %in) {
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; CHECK-LABEL: test_floattoi64:
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%signed = fptosi float %in to i64
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%unsigned = fptoui float %in to i64
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; CHECK-DAG: fcvtzu [[UNSIG:x[0-9]+]], {{s[0-9]+}}
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; CHECK-DAG: fcvtzs [[SIG:x[0-9]+]], {{s[0-9]+}}
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%res = sub i64 %signed, %unsigned
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; CHECK: sub {{x[0-9]+}}, [[SIG]], [[UNSIG]]
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ret i64 %res
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; CHECK: ret
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}
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define i64 @test_doubletoi64(double %in) {
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; CHECK-LABEL: test_doubletoi64:
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%signed = fptosi double %in to i64
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%unsigned = fptoui double %in to i64
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; CHECK-DAG: fcvtzu [[UNSIG:x[0-9]+]], {{d[0-9]+}}
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; CHECK-DAG: fcvtzs [[SIG:x[0-9]+]], {{d[0-9]+}}
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%res = sub i64 %signed, %unsigned
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; CHECK: sub {{x[0-9]+}}, [[SIG]], [[UNSIG]]
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ret i64 %res
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; CHECK: ret
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}
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define float @test_i32tofloat(i32 %in) {
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; CHECK-LABEL: test_i32tofloat:
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%signed = sitofp i32 %in to float
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%unsigned = uitofp i32 %in to float
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; CHECK-DAG: ucvtf [[UNSIG:s[0-9]+]], {{w[0-9]+}}
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; CHECK-DAG: scvtf [[SIG:s[0-9]+]], {{w[0-9]+}}
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%res = fsub float %signed, %unsigned
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; CHECK: fsub {{s[0-9]+}}, [[SIG]], [[UNSIG]]
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ret float %res
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; CHECK: ret
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}
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define double @test_i32todouble(i32 %in) {
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; CHECK-LABEL: test_i32todouble:
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%signed = sitofp i32 %in to double
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%unsigned = uitofp i32 %in to double
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; CHECK-DAG: ucvtf [[UNSIG:d[0-9]+]], {{w[0-9]+}}
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; CHECK-DAG: scvtf [[SIG:d[0-9]+]], {{w[0-9]+}}
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%res = fsub double %signed, %unsigned
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; CHECK: fsub {{d[0-9]+}}, [[SIG]], [[UNSIG]]
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ret double %res
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; CHECK: ret
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}
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define float @test_i64tofloat(i64 %in) {
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; CHECK-LABEL: test_i64tofloat:
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%signed = sitofp i64 %in to float
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%unsigned = uitofp i64 %in to float
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; CHECK-DAG: ucvtf [[UNSIG:s[0-9]+]], {{x[0-9]+}}
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; CHECK-DAG: scvtf [[SIG:s[0-9]+]], {{x[0-9]+}}
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%res = fsub float %signed, %unsigned
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; CHECK: fsub {{s[0-9]+}}, [[SIG]], [[UNSIG]]
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ret float %res
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; CHECK: ret
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}
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define double @test_i64todouble(i64 %in) {
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; CHECK-LABEL: test_i64todouble:
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%signed = sitofp i64 %in to double
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%unsigned = uitofp i64 %in to double
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; CHECK-DAG: ucvtf [[UNSIG:d[0-9]+]], {{x[0-9]+}}
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; CHECK-DAG: scvtf [[SIG:d[0-9]+]], {{x[0-9]+}}
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%res = fsub double %signed, %unsigned
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; CHECK: sub {{d[0-9]+}}, [[SIG]], [[UNSIG]]
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ret double %res
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; CHECK: ret
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}
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define i32 @test_bitcastfloattoi32(float %in) {
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; CHECK-LABEL: test_bitcastfloattoi32:
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%res = bitcast float %in to i32
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; CHECK: fmov {{w[0-9]+}}, {{s[0-9]+}}
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ret i32 %res
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}
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define i64 @test_bitcastdoubletoi64(double %in) {
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; CHECK-LABEL: test_bitcastdoubletoi64:
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%res = bitcast double %in to i64
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; CHECK: fmov {{x[0-9]+}}, {{d[0-9]+}}
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ret i64 %res
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}
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define float @test_bitcasti32tofloat(i32 %in) {
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; CHECK-LABEL: test_bitcasti32tofloat:
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%res = bitcast i32 %in to float
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; CHECK: fmov {{s[0-9]+}}, {{w[0-9]+}}
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ret float %res
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}
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define double @test_bitcasti64todouble(i64 %in) {
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; CHECK-LABEL: test_bitcasti64todouble:
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%res = bitcast i64 %in to double
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; CHECK: fmov {{d[0-9]+}}, {{x[0-9]+}}
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ret double %res
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}
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define double @bitcast_fabs(double %x) {
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; CHECK-LABEL: bitcast_fabs:
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; CHECK: ; %bb.0:
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; CHECK-NEXT: fabs d0, d0
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; CHECK-NEXT: ret
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;
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%bc1 = bitcast double %x to i64
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%and = and i64 %bc1, 9223372036854775807
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%bc2 = bitcast i64 %and to double
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ret double %bc2
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}
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define float @bitcast_fneg(float %x) {
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; CHECK-LABEL: bitcast_fneg:
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; CHECK: ; %bb.0:
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; CHECK-NEXT: fneg s0, s0
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; CHECK-NEXT: ret
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;
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%bc1 = bitcast float %x to i32
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%xor = xor i32 %bc1, 2147483648
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%bc2 = bitcast i32 %xor to float
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ret float %bc2
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}
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