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TheRock/compiler/amd-llvm/llvm/test/Transforms/InstCombine/fp-floor-ceil.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

411 lines
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LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=instcombine -S | FileCheck %s
define i1 @floor_x_ole(float %x) {
; CHECK-LABEL: @floor_x_ole(
; CHECK-NEXT: [[RET:%.*]] = fcmp ninf ord float [[X:%.*]], 0.000000e+00
; CHECK-NEXT: ret i1 [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ninf ole float %floor, %x
ret i1 %ret
}
define i1 @floor_x_ule(float %x) {
; CHECK-LABEL: @floor_x_ule(
; CHECK-NEXT: ret i1 true
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ule float %floor, %x
ret i1 %ret
}
define i1 @floor_x_ogt(float %x) {
; CHECK-LABEL: @floor_x_ogt(
; CHECK-NEXT: ret i1 false
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ogt float %floor, %x
ret i1 %ret
}
define i1 @floor_x_ugt(float %x) {
; CHECK-LABEL: @floor_x_ugt(
; CHECK-NEXT: [[RET:%.*]] = fcmp ninf uno float [[X:%.*]], 0.000000e+00
; CHECK-NEXT: ret i1 [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ninf ugt float %floor, %x
ret i1 %ret
}
define i1 @x_floor_oge(float %x) {
; CHECK-LABEL: @x_floor_oge(
; CHECK-NEXT: [[RET:%.*]] = fcmp ninf ord float [[X:%.*]], 0.000000e+00
; CHECK-NEXT: ret i1 [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ninf oge float %x, %floor
ret i1 %ret
}
define i1 @x_floor_uge(float %x) {
; CHECK-LABEL: @x_floor_uge(
; CHECK-NEXT: ret i1 true
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp uge float %x, %floor
ret i1 %ret
}
define i1 @x_floor_olt(float %x) {
; CHECK-LABEL: @x_floor_olt(
; CHECK-NEXT: ret i1 false
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp olt float %x, %floor
ret i1 %ret
}
define i1 @x_floor_ult(float %x) {
; CHECK-LABEL: @x_floor_ult(
; CHECK-NEXT: [[RET:%.*]] = fcmp ninf uno float [[X:%.*]], 0.000000e+00
; CHECK-NEXT: ret i1 [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ninf ult float %x, %floor
ret i1 %ret
}
define <2 x i1> @x_floor_olt_vec(<2 x float> %x) {
; CHECK-LABEL: @x_floor_olt_vec(
; CHECK-NEXT: ret <2 x i1> zeroinitializer
;
%floor = call <2 x float> @llvm.floor.f32(<2 x float> %x)
%ret = fcmp olt <2 x float> %x, %floor
ret <2 x i1> %ret
}
define i1 @x_floor_ole_neg(float %x) {
; CHECK-LABEL: @x_floor_ole_neg(
; CHECK-NEXT: [[FLOOR:%.*]] = call float @llvm.floor.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp ole float [[X]], [[FLOOR]]
; CHECK-NEXT: ret i1 [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ole float %x, %floor
ret i1 %ret
}
define i1 @x_floor_ogt_neg(float %x) {
; CHECK-LABEL: @x_floor_ogt_neg(
; CHECK-NEXT: [[FLOOR:%.*]] = call float @llvm.floor.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp ogt float [[X]], [[FLOOR]]
; CHECK-NEXT: ret i1 [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ogt float %x, %floor
ret i1 %ret
}
define i1 @x_floor_oeq_to_trunc_oeq(float %x) {
; CHECK-LABEL: @x_floor_oeq_to_trunc_oeq(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp oeq float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.floor.f32(float %x)
%ret = fcmp oeq float %x, %ceil
ret i1 %ret
}
define i1 @x_floor_one_to_trunc_one(float %x) {
; CHECK-LABEL: @x_floor_one_to_trunc_one(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp one float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.floor.f32(float %x)
%ret = fcmp one float %x, %ceil
ret i1 %ret
}
define i1 @x_floor_ord_to_trunc_ord(float %x) {
; CHECK-LABEL: @x_floor_ord_to_trunc_ord(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp ord float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.floor.f32(float %x)
%ret = fcmp ord float %x, %ceil
ret i1 %ret
}
define i1 @x_floor_ueq_to_trunc_ueq(float %x) {
; CHECK-LABEL: @x_floor_ueq_to_trunc_ueq(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp ueq float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp ueq float %x, %floor
ret i1 %ret
}
define i1 @x_floor_une_to_trunc_une(float %x) {
; CHECK-LABEL: @x_floor_une_to_trunc_une(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp une float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%ret = fcmp une float %x, %floor
ret i1 %ret
}
define i1 @x_floor_uno_to_trunc_uno(float %x) {
; CHECK-LABEL: @x_floor_uno_to_trunc_uno(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp uno float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.floor.f32(float %x)
%ret = fcmp uno float %x, %ceil
ret i1 %ret
}
define i1 @x_floor_true_neg(float %x) {
; CHECK-LABEL: @x_floor_true_neg(
; CHECK-NEXT: ret i1 true
;
%ceil = call float @llvm.floor.f32(float %x)
%ret = fcmp true float %x, %ceil
ret i1 %ret
}
define i1 @x_floor_false_neg(float %x) {
; CHECK-LABEL: @x_floor_false_neg(
; CHECK-NEXT: ret i1 false
;
%ceil = call float @llvm.floor.f32(float %x)
%ret = fcmp false float %x, %ceil
ret i1 %ret
}
define i1 @ceil_x_oge(float %x) {
; CHECK-LABEL: @ceil_x_oge(
; CHECK-NEXT: [[RET:%.*]] = fcmp ninf ord float [[X:%.*]], 0.000000e+00
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp ninf oge float %ceil, %x
ret i1 %ret
}
define i1 @ceil_x_uge(float %x) {
; CHECK-LABEL: @ceil_x_uge(
; CHECK-NEXT: ret i1 true
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp uge float %ceil, %x
ret i1 %ret
}
define i1 @ceil_x_olt(float %x) {
; CHECK-LABEL: @ceil_x_olt(
; CHECK-NEXT: ret i1 false
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp olt float %ceil, %x
ret i1 %ret
}
define i1 @ceil_x_ult(float %x) {
; CHECK-LABEL: @ceil_x_ult(
; CHECK-NEXT: [[RET:%.*]] = fcmp ninf uno float [[X:%.*]], 0.000000e+00
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp ninf ult float %ceil, %x
ret i1 %ret
}
define i1 @x_ceil_ole(float %x) {
; CHECK-LABEL: @x_ceil_ole(
; CHECK-NEXT: [[RET:%.*]] = fcmp ninf ord float [[X:%.*]], 0.000000e+00
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp ninf ole float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_ule(float %x) {
; CHECK-LABEL: @x_ceil_ule(
; CHECK-NEXT: ret i1 true
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp ule float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_ogt(float %x) {
; CHECK-LABEL: @x_ceil_ogt(
; CHECK-NEXT: ret i1 false
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp ogt float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_ugt(float %x) {
; CHECK-LABEL: @x_ceil_ugt(
; CHECK-NEXT: [[RET:%.*]] = fcmp ninf uno float [[X:%.*]], 0.000000e+00
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp ninf ugt float %x, %ceil
ret i1 %ret
}
define <2 x i1> @x_ceil_ogt_vec(<2 x float> %x) {
; CHECK-LABEL: @x_ceil_ogt_vec(
; CHECK-NEXT: ret <2 x i1> zeroinitializer
;
%ceil = call <2 x float> @llvm.ceil.f32(<2 x float> %x)
%ret = fcmp ogt <2 x float> %x, %ceil
ret <2 x i1> %ret
}
define i1 @x_ceil_oge_neg(float %x) {
; CHECK-LABEL: @x_ceil_oge_neg(
; CHECK-NEXT: [[CEIL:%.*]] = call float @llvm.ceil.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp oge float [[X]], [[CEIL]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp oge float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_olt_neg(float %x) {
; CHECK-LABEL: @x_ceil_olt_neg(
; CHECK-NEXT: [[CEIL:%.*]] = call float @llvm.ceil.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp olt float [[X]], [[CEIL]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp olt float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_oeq_to_trunc_oeq(float %x) {
; CHECK-LABEL: @x_ceil_oeq_to_trunc_oeq(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp oeq float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp oeq float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_one_to_trunc_one(float %x) {
; CHECK-LABEL: @x_ceil_one_to_trunc_one(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp one float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp one float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_ord_to_trunc_ord(float %x) {
; CHECK-LABEL: @x_ceil_ord_to_trunc_ord(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp ord float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp ord float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_ueq_to_trunc_ueq(float %x) {
; CHECK-LABEL: @x_ceil_ueq_to_trunc_ueq(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp ueq float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp ueq float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_une_to_trunc_une(float %x) {
; CHECK-LABEL: @x_ceil_une_to_trunc_une(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp une float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp une float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_uno_to_trunc_uno(float %x) {
; CHECK-LABEL: @x_ceil_uno_to_trunc_uno(
; CHECK-NEXT: [[TMP1:%.*]] = call float @llvm.trunc.f32(float [[X:%.*]])
; CHECK-NEXT: [[RET:%.*]] = fcmp uno float [[TMP1]], [[X]]
; CHECK-NEXT: ret i1 [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp uno float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_true_neg(float %x) {
; CHECK-LABEL: @x_ceil_true_neg(
; CHECK-NEXT: ret i1 true
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp true float %x, %ceil
ret i1 %ret
}
define i1 @x_ceil_false_neg(float %x) {
; CHECK-LABEL: @x_ceil_false_neg(
; CHECK-NEXT: ret i1 false
;
%ceil = call float @llvm.ceil.f32(float %x)
%ret = fcmp false float %x, %ceil
ret i1 %ret
}
define float @x_floor_more_one_use_neg(float %x) {
; CHECK-LABEL: @x_floor_more_one_use_neg(
; CHECK-NEXT: [[FLOOR:%.*]] = call float @llvm.floor.f32(float [[X:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = fcmp oeq float [[FLOOR]], [[X]]
; CHECK-NEXT: [[RET:%.*]] = select i1 [[CMP]], float 0.000000e+00, float [[FLOOR]]
; CHECK-NEXT: ret float [[RET]]
;
%floor = call float @llvm.floor.f32(float %x)
%cmp = fcmp oeq float %floor, %x
%ret = select i1 %cmp, float 0.0, float %floor
ret float %ret
}
define float @x_ceil_more_one_use_neg(float %x) {
; CHECK-LABEL: @x_ceil_more_one_use_neg(
; CHECK-NEXT: [[CEIL:%.*]] = call float @llvm.ceil.f32(float [[X:%.*]])
; CHECK-NEXT: [[CMP:%.*]] = fcmp une float [[CEIL]], [[X]]
; CHECK-NEXT: [[RET:%.*]] = select i1 [[CMP]], float [[CEIL]], float 0.000000e+00
; CHECK-NEXT: ret float [[RET]]
;
%ceil = call float @llvm.ceil.f32(float %x)
%cmp = fcmp une float %ceil, %x
%ret = select i1 %cmp, float %ceil, float 0.0
ret float %ret
}
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