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[ConstantFold] Fold fptoi.sat intrinsics

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The APFloat::convertToInteger() API already implements the desired
saturation semantics.
This commit is contained in:
Nikita Popov 2021-01-10 17:07:14 +01:00
parent b437b19f7e
commit f97e87b3dc
2 changed files with 88 additions and 145 deletions
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17
lib/Analysis/ConstantFolding.cpp
View File

@ -1515,6 +1515,8 @@ bool llvm::canConstantFoldCallTo(const CallBase *Call, const Function *F) {
case Intrinsic::powi:
case Intrinsic::fma:
case Intrinsic::fmuladd:
case Intrinsic::fptoui_sat:
case Intrinsic::fptosi_sat:
case Intrinsic::convert_from_fp16:
case Intrinsic::convert_to_fp16:
case Intrinsic::amdgcn_cos:
@ -1850,8 +1852,11 @@ static Constant *ConstantFoldScalarCall1(StringRef Name,
if (isa<UndefValue>(Operands[0])) {
// cosine(arg) is between -1 and 1. cosine(invalid arg) is NaN.
// ctpop() is between 0 and bitwidth, pick 0 for undef.
// fptoui.sat and fptosi.sat can always fold to zero (for a zero input).
if (IntrinsicID == Intrinsic::cos ||
IntrinsicID == Intrinsic::ctpop)
IntrinsicID == Intrinsic::ctpop ||
IntrinsicID == Intrinsic::fptoui_sat ||
IntrinsicID == Intrinsic::fptosi_sat)
return Constant::getNullValue(Ty);
if (IntrinsicID == Intrinsic::bswap ||
IntrinsicID == Intrinsic::bitreverse ||
@ -1923,6 +1928,16 @@ static Constant *ConstantFoldScalarCall1(StringRef Name,
: ConstantInt::get(Ty, APInt::getMaxValue(Width));
}
if (IntrinsicID == Intrinsic::fptoui_sat ||
IntrinsicID == Intrinsic::fptosi_sat) {
// convertToInteger() already has the desired saturation semantics.
APSInt Int(Ty->getIntegerBitWidth(),
IntrinsicID == Intrinsic::fptoui_sat);
bool IsExact;
U.convertToInteger(Int, APFloat::rmTowardZero, &IsExact);
return ConstantInt::get(Ty, Int);
}
if (!Ty->isHalfTy() && !Ty->isFloatTy() && !Ty->isDoubleTy())
return nullptr;

216
test/Transforms/InstSimplify/fptoi-sat.ll
View File

@ -19,8 +19,7 @@ declare <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float>)
define i32 @fptosi_f64_to_i32_poison() {
; CHECK-LABEL: @fptosi_f64_to_i32_poison(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double poison)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double poison)
ret i32 %r
@ -28,8 +27,7 @@ define i32 @fptosi_f64_to_i32_poison() {
define i32 @fptosi_f64_to_i32_undef() {
; CHECK-LABEL: @fptosi_f64_to_i32_undef(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double undef)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double undef)
ret i32 %r
@ -37,8 +35,7 @@ define i32 @fptosi_f64_to_i32_undef() {
define i32 @fptosi_f64_to_i32_pos_zero() {
; CHECK-LABEL: @fptosi_f64_to_i32_pos_zero(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0.000000e+00)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 0.0)
ret i32 %r
@ -46,8 +43,7 @@ define i32 @fptosi_f64_to_i32_pos_zero() {
define i32 @fptosi_f64_to_i32_neg_zero() {
; CHECK-LABEL: @fptosi_f64_to_i32_neg_zero(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double -0.000000e+00)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double -0.0)
ret i32 %r
@ -55,8 +51,7 @@ define i32 @fptosi_f64_to_i32_neg_zero() {
define i32 @fptosi_f64_to_i32_exact() {
; CHECK-LABEL: @fptosi_f64_to_i32_exact(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 4.200000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 42
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 42.0)
ret i32 %r
@ -64,8 +59,7 @@ define i32 @fptosi_f64_to_i32_exact() {
define i32 @fptosi_f64_to_i32_trunc() {
; CHECK-LABEL: @fptosi_f64_to_i32_trunc(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 4.290000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 42
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 42.9)
ret i32 %r
@ -73,8 +67,7 @@ define i32 @fptosi_f64_to_i32_trunc() {
define i32 @fptosi_f64_to_i32_trunc_neg() {
; CHECK-LABEL: @fptosi_f64_to_i32_trunc_neg(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double -4.290000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -42
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double -42.9)
ret i32 %r
@ -82,8 +75,7 @@ define i32 @fptosi_f64_to_i32_trunc_neg() {
define i32 @fptosi_f64_to_i32_max_minus_1() {
; CHECK-LABEL: @fptosi_f64_to_i32_max_minus_1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0x41DFFFFFFF800000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 2147483646
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 2147483646.0)
ret i32 %r
@ -91,8 +83,7 @@ define i32 @fptosi_f64_to_i32_max_minus_1() {
define i32 @fptosi_f64_to_i32_max() {
; CHECK-LABEL: @fptosi_f64_to_i32_max(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0x41DFFFFFFFC00000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 2147483647
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 2147483647.0)
ret i32 %r
@ -100,8 +91,7 @@ define i32 @fptosi_f64_to_i32_max() {
define i32 @fptosi_f64_to_i32_max_plus_1() {
; CHECK-LABEL: @fptosi_f64_to_i32_max_plus_1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0x41E0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 2147483647
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 2147483648.0)
ret i32 %r
@ -109,8 +99,7 @@ define i32 @fptosi_f64_to_i32_max_plus_1() {
define i32 @fptosi_f64_to_i32_min_plus_1() {
; CHECK-LABEL: @fptosi_f64_to_i32_min_plus_1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0xC1DFFFFFFFC00000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2147483647
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double -2147483647.0)
ret i32 %r
@ -118,8 +107,7 @@ define i32 @fptosi_f64_to_i32_min_plus_1() {
define i32 @fptosi_f64_to_i32_min() {
; CHECK-LABEL: @fptosi_f64_to_i32_min(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0xC1E0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2147483648
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double -2147483648.0)
ret i32 %r
@ -127,8 +115,7 @@ define i32 @fptosi_f64_to_i32_min() {
define i32 @fptosi_f64_to_i32_min_minus_1() {
; CHECK-LABEL: @fptosi_f64_to_i32_min_minus_1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0xC1E0000000200000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2147483648
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double -2147483649.0)
ret i32 %r
@ -136,8 +123,7 @@ define i32 @fptosi_f64_to_i32_min_minus_1() {
define i32 @fptosi_f64_to_i32_inf() {
; CHECK-LABEL: @fptosi_f64_to_i32_inf(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0x7FF0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 2147483647
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 0x7ff0000000000000)
ret i32 %r
@ -145,8 +131,7 @@ define i32 @fptosi_f64_to_i32_inf() {
define i32 @fptosi_f64_to_i32_neg_inf() {
; CHECK-LABEL: @fptosi_f64_to_i32_neg_inf(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0xFFF0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2147483648
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 0xfff0000000000000)
ret i32 %r
@ -154,8 +139,7 @@ define i32 @fptosi_f64_to_i32_neg_inf() {
define i32 @fptosi_f64_to_i32_nan1() {
; CHECK-LABEL: @fptosi_f64_to_i32_nan1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0x7FF8000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 0x7ff8000000000000)
ret i32 %r
@ -163,8 +147,7 @@ define i32 @fptosi_f64_to_i32_nan1() {
define i32 @fptosi_f64_to_i32_nan2() {
; CHECK-LABEL: @fptosi_f64_to_i32_nan2(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0x7FF4000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 0x7ff4000000000000)
ret i32 %r
@ -172,8 +155,7 @@ define i32 @fptosi_f64_to_i32_nan2() {
define i32 @fptosi_f64_to_i32_nan3() {
; CHECK-LABEL: @fptosi_f64_to_i32_nan3(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0xFFF8000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 0xfff8000000000000)
ret i32 %r
@ -181,8 +163,7 @@ define i32 @fptosi_f64_to_i32_nan3() {
define i32 @fptosi_f64_to_i32_nan4() {
; CHECK-LABEL: @fptosi_f64_to_i32_nan4(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f64(double 0xFFF4000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f64(double 0xfff4000000000000)
ret i32 %r
@ -190,8 +171,7 @@ define i32 @fptosi_f64_to_i32_nan4() {
define <2 x i32> @fptosi_f64_to_i32_vec() {
; CHECK-LABEL: @fptosi_f64_to_i32_vec(
; CHECK-NEXT: [[R:%.*]] = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f64(<2 x double> <double 4.290000e+01, double -4.290000e+01>)
; CHECK-NEXT: ret <2 x i32> [[R]]
; CHECK-NEXT: ret <2 x i32> <i32 42, i32 -42>
;
%r = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f64(<2 x double> <double 42.9, double -42.9>)
ret <2 x i32> %r
@ -205,8 +185,7 @@ define <2 x i32> @fptosi_f64_to_i32_vec() {
define i32 @fptoui_f64_to_i32_poison() {
; CHECK-LABEL: @fptoui_f64_to_i32_poison(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double poison)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double poison)
ret i32 %r
@ -214,8 +193,7 @@ define i32 @fptoui_f64_to_i32_poison() {
define i32 @fptoui_f64_to_i32_undef() {
; CHECK-LABEL: @fptoui_f64_to_i32_undef(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double undef)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double undef)
ret i32 %r
@ -223,8 +201,7 @@ define i32 @fptoui_f64_to_i32_undef() {
define i32 @fptoui_f64_to_i32_pos_zero() {
; CHECK-LABEL: @fptoui_f64_to_i32_pos_zero(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0.000000e+00)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 0.0)
ret i32 %r
@ -232,8 +209,7 @@ define i32 @fptoui_f64_to_i32_pos_zero() {
define i32 @fptoui_f64_to_i32_neg_zero() {
; CHECK-LABEL: @fptoui_f64_to_i32_neg_zero(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double -0.000000e+00)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double -0.0)
ret i32 %r
@ -241,8 +217,7 @@ define i32 @fptoui_f64_to_i32_neg_zero() {
define i32 @fptoui_f64_to_i32_exact() {
; CHECK-LABEL: @fptoui_f64_to_i32_exact(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 4.200000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 42
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 42.0)
ret i32 %r
@ -250,8 +225,7 @@ define i32 @fptoui_f64_to_i32_exact() {
define i32 @fptoui_f64_to_i32_trunc() {
; CHECK-LABEL: @fptoui_f64_to_i32_trunc(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 4.290000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 42
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 42.9)
ret i32 %r
@ -259,8 +233,7 @@ define i32 @fptoui_f64_to_i32_trunc() {
define i32 @fptoui_f64_to_i32_trunc_neg() {
; CHECK-LABEL: @fptoui_f64_to_i32_trunc_neg(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double -4.290000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double -42.9)
ret i32 %r
@ -268,8 +241,7 @@ define i32 @fptoui_f64_to_i32_trunc_neg() {
define i32 @fptoui_f64_to_i32_max_minus_1() {
; CHECK-LABEL: @fptoui_f64_to_i32_max_minus_1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0x41EFFFFFFFC00000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 4294967294.0)
ret i32 %r
@ -277,8 +249,7 @@ define i32 @fptoui_f64_to_i32_max_minus_1() {
define i32 @fptoui_f64_to_i32_max() {
; CHECK-LABEL: @fptoui_f64_to_i32_max(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0x41EFFFFFFFE00000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -1
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 4294967295.0)
ret i32 %r
@ -286,8 +257,7 @@ define i32 @fptoui_f64_to_i32_max() {
define i32 @fptoui_f64_to_i32_max_plus_1() {
; CHECK-LABEL: @fptoui_f64_to_i32_max_plus_1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0x41F0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -1
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 4294967296.0)
ret i32 %r
@ -295,8 +265,7 @@ define i32 @fptoui_f64_to_i32_max_plus_1() {
define i32 @fptoui_f64_to_i32_inf() {
; CHECK-LABEL: @fptoui_f64_to_i32_inf(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0x7FF0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -1
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 0x7ff0000000000000)
ret i32 %r
@ -304,8 +273,7 @@ define i32 @fptoui_f64_to_i32_inf() {
define i32 @fptoui_f64_to_i32_neg_inf() {
; CHECK-LABEL: @fptoui_f64_to_i32_neg_inf(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0xFFF0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 0xfff0000000000000)
ret i32 %r
@ -313,8 +281,7 @@ define i32 @fptoui_f64_to_i32_neg_inf() {
define i32 @fptoui_f64_to_i32_nan1() {
; CHECK-LABEL: @fptoui_f64_to_i32_nan1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0x7FF8000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 0x7ff8000000000000)
ret i32 %r
@ -322,8 +289,7 @@ define i32 @fptoui_f64_to_i32_nan1() {
define i32 @fptoui_f64_to_i32_nan2() {
; CHECK-LABEL: @fptoui_f64_to_i32_nan2(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0x7FF4000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 0x7ff4000000000000)
ret i32 %r
@ -331,8 +297,7 @@ define i32 @fptoui_f64_to_i32_nan2() {
define i32 @fptoui_f64_to_i32_nan3() {
; CHECK-LABEL: @fptoui_f64_to_i32_nan3(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0xFFF8000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 0xfff8000000000000)
ret i32 %r
@ -340,8 +305,7 @@ define i32 @fptoui_f64_to_i32_nan3() {
define i32 @fptoui_f64_to_i32_nan4() {
; CHECK-LABEL: @fptoui_f64_to_i32_nan4(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f64(double 0xFFF4000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f64(double 0xfff4000000000000)
ret i32 %r
@ -349,8 +313,7 @@ define i32 @fptoui_f64_to_i32_nan4() {
define <2 x i32> @fptoui_f64_to_i32_vec() {
; CHECK-LABEL: @fptoui_f64_to_i32_vec(
; CHECK-NEXT: [[R:%.*]] = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f64(<2 x double> <double 4.290000e+01, double -4.290000e+01>)
; CHECK-NEXT: ret <2 x i32> [[R]]
; CHECK-NEXT: ret <2 x i32> <i32 42, i32 0>
;
%r = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f64(<2 x double> <double 42.9, double -42.9>)
ret <2 x i32> %r
@ -364,8 +327,7 @@ define <2 x i32> @fptoui_f64_to_i32_vec() {
define i32 @fptosi_f32_to_i32_poison() {
; CHECK-LABEL: @fptosi_f32_to_i32_poison(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float poison)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float poison)
ret i32 %r
@ -373,8 +335,7 @@ define i32 @fptosi_f32_to_i32_poison() {
define i32 @fptosi_f32_to_i32_undef() {
; CHECK-LABEL: @fptosi_f32_to_i32_undef(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float undef)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float undef)
ret i32 %r
@ -382,8 +343,7 @@ define i32 @fptosi_f32_to_i32_undef() {
define i32 @fptosi_f32_to_i32_pos_zero() {
; CHECK-LABEL: @fptosi_f32_to_i32_pos_zero(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0.000000e+00)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 0.0)
ret i32 %r
@ -391,8 +351,7 @@ define i32 @fptosi_f32_to_i32_pos_zero() {
define i32 @fptosi_f32_to_i32_neg_zero() {
; CHECK-LABEL: @fptosi_f32_to_i32_neg_zero(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float -0.000000e+00)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float -0.0)
ret i32 %r
@ -400,8 +359,7 @@ define i32 @fptosi_f32_to_i32_neg_zero() {
define i32 @fptosi_f32_to_i32_exact() {
; CHECK-LABEL: @fptosi_f32_to_i32_exact(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 4.200000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 42
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 42.0)
ret i32 %r
@ -409,8 +367,7 @@ define i32 @fptosi_f32_to_i32_exact() {
define i32 @fptosi_f32_to_i32_trunc() {
; CHECK-LABEL: @fptosi_f32_to_i32_trunc(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 4.250000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 42
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 42.5)
ret i32 %r
@ -418,8 +375,7 @@ define i32 @fptosi_f32_to_i32_trunc() {
define i32 @fptosi_f32_to_i32_trunc_neg() {
; CHECK-LABEL: @fptosi_f32_to_i32_trunc_neg(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float -4.250000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -42
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float -42.5)
ret i32 %r
@ -427,8 +383,7 @@ define i32 @fptosi_f32_to_i32_trunc_neg() {
define i32 @fptosi_f32_to_i32_below_max() {
; CHECK-LABEL: @fptosi_f32_to_i32_below_max(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0x41DFFFFFE0000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 2147483520
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 2147483520.0)
ret i32 %r
@ -436,8 +391,7 @@ define i32 @fptosi_f32_to_i32_below_max() {
define i32 @fptosi_f32_to_i32_above_max() {
; CHECK-LABEL: @fptosi_f32_to_i32_above_max(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0x41E0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 2147483647
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 2147483648.0)
ret i32 %r
@ -445,8 +399,7 @@ define i32 @fptosi_f32_to_i32_above_max() {
define i32 @fptosi_f32_to_i32_above_min() {
; CHECK-LABEL: @fptosi_f32_to_i32_above_min(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0xC1DFFFFFE0000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2147483520
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float -2147483520.0)
ret i32 %r
@ -454,8 +407,7 @@ define i32 @fptosi_f32_to_i32_above_min() {
define i32 @fptosi_f32_to_i32_min() {
; CHECK-LABEL: @fptosi_f32_to_i32_min(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0xC1E0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2147483648
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float -2147483648.0)
ret i32 %r
@ -463,8 +415,7 @@ define i32 @fptosi_f32_to_i32_min() {
define i32 @fptosi_f32_to_i32_below_min() {
; CHECK-LABEL: @fptosi_f32_to_i32_below_min(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0xC1E0000020000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2147483648
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float -2147483904.0)
ret i32 %r
@ -472,8 +423,7 @@ define i32 @fptosi_f32_to_i32_below_min() {
define i32 @fptosi_f32_to_i32_inf() {
; CHECK-LABEL: @fptosi_f32_to_i32_inf(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0x7FF0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 2147483647
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 0x7ff0000000000000)
ret i32 %r
@ -481,8 +431,7 @@ define i32 @fptosi_f32_to_i32_inf() {
define i32 @fptosi_f32_to_i32_neg_inf() {
; CHECK-LABEL: @fptosi_f32_to_i32_neg_inf(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0xFFF0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -2147483648
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 0xfff0000000000000)
ret i32 %r
@ -490,8 +439,7 @@ define i32 @fptosi_f32_to_i32_neg_inf() {
define i32 @fptosi_f32_to_i32_nan1() {
; CHECK-LABEL: @fptosi_f32_to_i32_nan1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0x7FF8000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 0x7ff8000000000000)
ret i32 %r
@ -499,8 +447,7 @@ define i32 @fptosi_f32_to_i32_nan1() {
define i32 @fptosi_f32_to_i32_nan2() {
; CHECK-LABEL: @fptosi_f32_to_i32_nan2(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0x7FF4000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 0x7ff4000000000000)
ret i32 %r
@ -508,8 +455,7 @@ define i32 @fptosi_f32_to_i32_nan2() {
define i32 @fptosi_f32_to_i32_nan3() {
; CHECK-LABEL: @fptosi_f32_to_i32_nan3(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0xFFF8000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 0xfff8000000000000)
ret i32 %r
@ -517,8 +463,7 @@ define i32 @fptosi_f32_to_i32_nan3() {
define i32 @fptosi_f32_to_i32_nan4() {
; CHECK-LABEL: @fptosi_f32_to_i32_nan4(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptosi.sat.i32.f32(float 0xFFF4000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptosi.sat.i32.f32(float 0xfff4000000000000)
ret i32 %r
@ -526,8 +471,7 @@ define i32 @fptosi_f32_to_i32_nan4() {
define <2 x i32> @fptosi_f32_to_i32_vec() {
; CHECK-LABEL: @fptosi_f32_to_i32_vec(
; CHECK-NEXT: [[R:%.*]] = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f32(<2 x float> <float 4.250000e+01, float -4.250000e+01>)
; CHECK-NEXT: ret <2 x i32> [[R]]
; CHECK-NEXT: ret <2 x i32> <i32 42, i32 -42>
;
%r = call <2 x i32> @llvm.fptosi.sat.v2i32.v2f32(<2 x float> <float 42.5, float -42.5>)
ret <2 x i32> %r
@ -541,8 +485,7 @@ define <2 x i32> @fptosi_f32_to_i32_vec() {
define i32 @fptoui_f32_to_i32_poison() {
; CHECK-LABEL: @fptoui_f32_to_i32_poison(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float poison)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float poison)
ret i32 %r
@ -550,8 +493,7 @@ define i32 @fptoui_f32_to_i32_poison() {
define i32 @fptoui_f32_to_i32_undef() {
; CHECK-LABEL: @fptoui_f32_to_i32_undef(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float undef)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float undef)
ret i32 %r
@ -559,8 +501,7 @@ define i32 @fptoui_f32_to_i32_undef() {
define i32 @fptoui_f32_to_i32_pos_zero() {
; CHECK-LABEL: @fptoui_f32_to_i32_pos_zero(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0.000000e+00)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 0.0)
ret i32 %r
@ -568,8 +509,7 @@ define i32 @fptoui_f32_to_i32_pos_zero() {
define i32 @fptoui_f32_to_i32_neg_zero() {
; CHECK-LABEL: @fptoui_f32_to_i32_neg_zero(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float -0.000000e+00)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float -0.0)
ret i32 %r
@ -577,8 +517,7 @@ define i32 @fptoui_f32_to_i32_neg_zero() {
define i32 @fptoui_f32_to_i32_exact() {
; CHECK-LABEL: @fptoui_f32_to_i32_exact(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 4.200000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 42
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 42.0)
ret i32 %r
@ -586,8 +525,7 @@ define i32 @fptoui_f32_to_i32_exact() {
define i32 @fptoui_f32_to_i32_trunc() {
; CHECK-LABEL: @fptoui_f32_to_i32_trunc(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 4.250000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 42
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 42.5)
ret i32 %r
@ -595,8 +533,7 @@ define i32 @fptoui_f32_to_i32_trunc() {
define i32 @fptoui_f32_to_i32_trunc_neg() {
; CHECK-LABEL: @fptoui_f32_to_i32_trunc_neg(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float -4.250000e+01)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float -42.5)
ret i32 %r
@ -604,8 +541,7 @@ define i32 @fptoui_f32_to_i32_trunc_neg() {
define i32 @fptoui_f32_to_i32_below_max() {
; CHECK-LABEL: @fptoui_f32_to_i32_below_max(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0x41EFFFFFE0000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -256
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 4294967040.0)
ret i32 %r
@ -613,8 +549,7 @@ define i32 @fptoui_f32_to_i32_below_max() {
define i32 @fptoui_f32_to_i32_above_max() {
; CHECK-LABEL: @fptoui_f32_to_i32_above_max(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0x41F0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -1
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 4294967296.0)
ret i32 %r
@ -622,8 +557,7 @@ define i32 @fptoui_f32_to_i32_above_max() {
define i32 @fptoui_f32_to_i32_inf() {
; CHECK-LABEL: @fptoui_f32_to_i32_inf(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0x7FF0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 -1
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 0x7ff0000000000000)
ret i32 %r
@ -631,8 +565,7 @@ define i32 @fptoui_f32_to_i32_inf() {
define i32 @fptoui_f32_to_i32_neg_inf() {
; CHECK-LABEL: @fptoui_f32_to_i32_neg_inf(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0xFFF0000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 0xfff0000000000000)
ret i32 %r
@ -640,8 +573,7 @@ define i32 @fptoui_f32_to_i32_neg_inf() {
define i32 @fptoui_f32_to_i32_nan1() {
; CHECK-LABEL: @fptoui_f32_to_i32_nan1(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0x7FF8000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 0x7ff8000000000000)
ret i32 %r
@ -649,8 +581,7 @@ define i32 @fptoui_f32_to_i32_nan1() {
define i32 @fptoui_f32_to_i32_nan2() {
; CHECK-LABEL: @fptoui_f32_to_i32_nan2(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0x7FF4000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 0x7ff4000000000000)
ret i32 %r
@ -658,8 +589,7 @@ define i32 @fptoui_f32_to_i32_nan2() {
define i32 @fptoui_f32_to_i32_nan3() {
; CHECK-LABEL: @fptoui_f32_to_i32_nan3(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0xFFF8000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 0xfff8000000000000)
ret i32 %r
@ -667,8 +597,7 @@ define i32 @fptoui_f32_to_i32_nan3() {
define i32 @fptoui_f32_to_i32_nan4() {
; CHECK-LABEL: @fptoui_f32_to_i32_nan4(
; CHECK-NEXT: [[R:%.*]] = call i32 @llvm.fptoui.sat.i32.f32(float 0xFFF4000000000000)
; CHECK-NEXT: ret i32 [[R]]
; CHECK-NEXT: ret i32 0
;
%r = call i32 @llvm.fptoui.sat.i32.f32(float 0xfff4000000000000)
ret i32 %r
@ -676,8 +605,7 @@ define i32 @fptoui_f32_to_i32_nan4() {
define <2 x i32> @fptoui_f32_to_i32_vec() {
; CHECK-LABEL: @fptoui_f32_to_i32_vec(
; CHECK-NEXT: [[R:%.*]] = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float> <float 4.250000e+01, float -4.250000e+01>)
; CHECK-NEXT: ret <2 x i32> [[R]]
; CHECK-NEXT: ret <2 x i32> <i32 42, i32 0>
;
%r = call <2 x i32> @llvm.fptoui.sat.v2i32.v2f32(<2 x float> <float 42.5, float -42.5>)
ret <2 x i32> %r