mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-22 02:33:06 +01:00
[FPEnv][InstSimplify] Enable more folds for constrained fadd
Precommit tests, try 2. My tree is up-to-date as of this morning so this should go better than my first try.
This commit is contained in:
Kevin P. Neal
parent
6a4c66376a
commit
800de3f8d5
346
test/Transforms/InstSimplify/strictfp-fadd.ll
Normal file
346
test/Transforms/InstSimplify/strictfp-fadd.ll
Normal file
@ -0,0 +1,346 @@
|
||||
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
||||
; RUN: opt < %s -instsimplify -S | FileCheck %s
|
||||
|
||||
;
|
||||
; constrained fadd
|
||||
;
|
||||
|
||||
;
|
||||
; fadd X, -0 ==> X
|
||||
;
|
||||
|
||||
define float @fadd_x_n0_defaultenv(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_x_n0_defaultenv(
|
||||
; CHECK-NEXT: ret float [[A:%.*]]
|
||||
;
|
||||
%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
define <2 x float> @fadd_vec_x_n0_defaultenv(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_x_n0_defaultenv(
|
||||
; CHECK-NEXT: ret <2 x float> [[A:%.*]]
|
||||
;
|
||||
%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
define float @fadd_x_n0_ebmaytrap(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_x_n0_ebmaytrap(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0:[0-9]+]]
|
||||
; CHECK-NEXT: ret float [[RET]]
|
||||
;
|
||||
%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
define <2 x float> @fadd_vec_x_n0_ebmaytrap(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_x_n0_ebmaytrap(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[RET]]
|
||||
;
|
||||
%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
define float @fadd_x_n0_ebstrict(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_x_n0_ebstrict(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[RET]]
|
||||
;
|
||||
%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
define <2 x float> @fadd_vec_x_n0_ebstrict(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_x_n0_ebstrict(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[RET]]
|
||||
;
|
||||
%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
define float @fadd_x_n0_neginf(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_x_n0_neginf(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.downward", metadata !"fpexcept.ignore") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[RET]]
|
||||
;
|
||||
%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.downward", metadata !"fpexcept.ignore") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
define <2 x float> @fadd_vec_x_n0_neginf(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_x_n0_neginf(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.downward", metadata !"fpexcept.ignore") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[RET]]
|
||||
;
|
||||
%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.downward", metadata !"fpexcept.ignore") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
define float @fadd_x_n0_dynamic(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_x_n0_dynamic(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.dynamic", metadata !"fpexcept.ignore") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[RET]]
|
||||
;
|
||||
%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.dynamic", metadata !"fpexcept.ignore") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
define <2 x float> @fadd_vec_x_n0_dynamic(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_x_n0_dynamic(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.dynamic", metadata !"fpexcept.ignore") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[RET]]
|
||||
;
|
||||
%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.dynamic", metadata !"fpexcept.ignore") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
; The rounding mode here needs to not be { tonearest, downward, dynamic }.
|
||||
; Test one of the remaining rounding modes and the rest will be fine.
|
||||
define float @fadd_x_n0_towardzero(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_x_n0_towardzero(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.towardzero", metadata !"fpexcept.ignore") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[RET]]
|
||||
;
|
||||
%ret = call float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.towardzero", metadata !"fpexcept.ignore") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
; The rounding mode here needs to not be { tonearest, downward, dynamic }.
|
||||
; Test one of the remaining rounding modes and the rest will be fine.
|
||||
define <2 x float> @fadd_vec_x_n0_towardzero(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_x_n0_towardzero(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.towardzero", metadata !"fpexcept.ignore") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[RET]]
|
||||
;
|
||||
%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.towardzero", metadata !"fpexcept.ignore") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
define float @fadd_nnan_x_n0_ebstrict(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_nnan_x_n0_ebstrict(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call nnan float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[RET]]
|
||||
;
|
||||
%ret = call nnan float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
define <2 x float> @fadd_vec_nnan_x_n0_ebstrict(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_nnan_x_n0_ebstrict(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call nnan <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[RET]]
|
||||
;
|
||||
%ret = call nnan <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
; Test with a fast math flag set but that flag is not "nnan".
|
||||
define float @fadd_ninf_x_n0_ebstrict(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_ninf_x_n0_ebstrict(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call ninf float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float -0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[RET]]
|
||||
;
|
||||
%ret = call ninf float @llvm.experimental.constrained.fadd.f32(float %a, float -0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
; Test with a fast math flag set but that flag is not "nnan".
|
||||
define <2 x float> @fadd_vec_ninf_x_n0_ebstrict(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_ninf_x_n0_ebstrict(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call ninf <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> <float -0.000000e+00, float -0.000000e+00>, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[RET]]
|
||||
;
|
||||
%ret = call ninf <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float><float -0.0, float -0.0>, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
define float @fadd_n0_x_defaultenv(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_n0_x_defaultenv(
|
||||
; CHECK-NEXT: ret float [[A:%.*]]
|
||||
;
|
||||
%ret = call float @llvm.experimental.constrained.fadd.f32(float -0.0, float %a, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
define <2 x float> @fadd_vec_n0_x_defaultenv(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_n0_x_defaultenv(
|
||||
; CHECK-NEXT: ret <2 x float> [[A:%.*]]
|
||||
;
|
||||
%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float><float -0.0, float -0.0>, <2 x float> %a, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
; TODO: Canonicalize the order of the arguments. Then this will fire.
|
||||
define float @fadd_n0_x_ebmaytrap(float %a) #0 {
|
||||
; CHECK-LABEL: @fadd_n0_x_ebmaytrap(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float -0.000000e+00, float [[A:%.*]], metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[RET]]
|
||||
;
|
||||
%ret = call float @llvm.experimental.constrained.fadd.f32(float -0.0, float %a, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret float %ret
|
||||
}
|
||||
|
||||
; TODO: Canonicalize the order of the arguments. Then this will fire.
|
||||
define <2 x float> @fadd_vec_n0_x_ebmaytrap(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fadd_vec_n0_x_ebmaytrap(
|
||||
; CHECK-NEXT: [[RET:%.*]] = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> <float -0.000000e+00, float -0.000000e+00>, <2 x float> [[A:%.*]], metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[RET]]
|
||||
;
|
||||
%ret = call <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float><float -0.0, float -0.0>, <2 x float> %a, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret <2 x float> %ret
|
||||
}
|
||||
|
||||
;
|
||||
; fadd X, 0 ==> X, when we know X is not -0
|
||||
;
|
||||
|
||||
define float @fold_fadd_nsz_x_0_defaultenv(float %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_nsz_x_0_defaultenv(
|
||||
; CHECK-NEXT: ret float [[A:%.*]]
|
||||
;
|
||||
%add = call nsz float @llvm.experimental.constrained.fadd.f32(float %a, float 0.0, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
define <2 x float> @fold_fadd_vec_nsz_x_0_defaultenv(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_vec_nsz_x_0_defaultenv(
|
||||
; CHECK-NEXT: ret <2 x float> [[A:%.*]]
|
||||
;
|
||||
%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
|
||||
ret <2 x float> %add
|
||||
}
|
||||
|
||||
define float @fold_fadd_nsz_x_0_ebmaytrap(float %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_nsz_x_0_ebmaytrap(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call nsz float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float 0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[ADD]]
|
||||
;
|
||||
%add = call nsz float @llvm.experimental.constrained.fadd.f32(float %a, float 0.0, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
define <2 x float> @fold_fadd_vec_nsz_x_0_ebmaytrap(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_vec_nsz_x_0_ebmaytrap(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[ADD]]
|
||||
;
|
||||
%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret <2 x float> %add
|
||||
}
|
||||
|
||||
define float @fold_fadd_nsz_x_0_ebstrict(float %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_nsz_x_0_ebstrict(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call nsz float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float 0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[ADD]]
|
||||
;
|
||||
%add = call nsz float @llvm.experimental.constrained.fadd.f32(float %a, float 0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
define <2 x float> @fold_fadd_vec_nsz_x_0_ebstrict(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_vec_nsz_x_0_ebstrict(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[ADD]]
|
||||
;
|
||||
%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret <2 x float> %add
|
||||
}
|
||||
|
||||
define float @fold_fadd_nsz_nnan_x_0_ebstrict(float %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_nsz_nnan_x_0_ebstrict(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call nnan nsz float @llvm.experimental.constrained.fadd.f32(float [[A:%.*]], float 0.000000e+00, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[ADD]]
|
||||
;
|
||||
%add = call nsz nnan float @llvm.experimental.constrained.fadd.f32(float %a, float 0.0, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
define <2 x float> @fold_fadd_vec_nsz_nnan_x_0_ebstrict(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_vec_nsz_nnan_x_0_ebstrict(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call nnan nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> [[A:%.*]], <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[ADD]]
|
||||
;
|
||||
%add = call nsz nnan <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> %a, <2 x float> zeroinitializer, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret <2 x float> %add
|
||||
}
|
||||
|
||||
define float @fold_fadd_nsz_0_x_defaultenv(float %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_nsz_0_x_defaultenv(
|
||||
; CHECK-NEXT: ret float [[A:%.*]]
|
||||
;
|
||||
%add = call nsz float @llvm.experimental.constrained.fadd.f32(float 0.0, float %a, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
define <2 x float> @fold_fadd_vec_nsz_0_x_defaultenv(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_vec_nsz_0_x_defaultenv(
|
||||
; CHECK-NEXT: ret <2 x float> [[A:%.*]]
|
||||
;
|
||||
%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> zeroinitializer, <2 x float> %a, metadata !"round.tonearest", metadata !"fpexcept.ignore") #0
|
||||
ret <2 x float> %add
|
||||
}
|
||||
|
||||
; TODO: Canonicalize the order of the arguments. Then this will fire.
|
||||
define float @fold_fadd_nsz_0_x_ebmaytrap(float %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_nsz_0_x_ebmaytrap(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call nsz float @llvm.experimental.constrained.fadd.f32(float 0.000000e+00, float [[A:%.*]], metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[ADD]]
|
||||
;
|
||||
%add = call nsz float @llvm.experimental.constrained.fadd.f32(float 0.0, float %a, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
; TODO: Canonicalize the order of the arguments. Then this will fire.
|
||||
define <2 x float> @fold_fadd_vec_nsz_0_x_ebmaytrap(<2 x float> %a) #0 {
|
||||
; CHECK-LABEL: @fold_fadd_vec_nsz_0_x_ebmaytrap(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> zeroinitializer, <2 x float> [[A:%.*]], metadata !"round.tonearest", metadata !"fpexcept.maytrap") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret <2 x float> [[ADD]]
|
||||
;
|
||||
%add = call nsz <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float> zeroinitializer, <2 x float> %a, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret <2 x float> %add
|
||||
}
|
||||
|
||||
;
|
||||
; fadd with NaNs
|
||||
;
|
||||
|
||||
define float @fold_fadd_qnan_qnan_ebmaytrap() #0 {
|
||||
; CHECK-LABEL: @fold_fadd_qnan_qnan_ebmaytrap(
|
||||
; CHECK-NEXT: ret float 0x7FF8000000000000
|
||||
;
|
||||
%add = call float @llvm.experimental.constrained.fadd.f32(float 0x7ff8000000000000, float 0x7ff8000000000000, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
define float @fold_fadd_qnan_qnan_ebstrict() #0 {
|
||||
; CHECK-LABEL: @fold_fadd_qnan_qnan_ebstrict(
|
||||
; CHECK-NEXT: ret float 0x7FF8000000000000
|
||||
;
|
||||
%add = call float @llvm.experimental.constrained.fadd.f32(float 0x7ff8000000000000, float 0x7ff8000000000000, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
define float @fold_fadd_snan_qnan_ebmaytrap() #0 {
|
||||
; CHECK-LABEL: @fold_fadd_snan_qnan_ebmaytrap(
|
||||
; CHECK-NEXT: ret float 0x7FFC000000000000
|
||||
;
|
||||
%add = call float @llvm.experimental.constrained.fadd.f32(float 0x7ff4000000000000, float 0x7ff8000000000000, metadata !"round.tonearest", metadata !"fpexcept.maytrap") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
define float @fold_fadd_snan_qnan_ebstrict() #0 {
|
||||
; CHECK-LABEL: @fold_fadd_snan_qnan_ebstrict(
|
||||
; CHECK-NEXT: [[ADD:%.*]] = call float @llvm.experimental.constrained.fadd.f32(float 0x7FF4000000000000, float 0x7FF8000000000000, metadata !"round.tonearest", metadata !"fpexcept.strict") #[[ATTR0]]
|
||||
; CHECK-NEXT: ret float [[ADD]]
|
||||
;
|
||||
%add = call float @llvm.experimental.constrained.fadd.f32(float 0x7ff4000000000000, float 0x7ff8000000000000, metadata !"round.tonearest", metadata !"fpexcept.strict") #0
|
||||
ret float %add
|
||||
}
|
||||
|
||||
declare float @llvm.experimental.constrained.fadd.f32(float, float, metadata, metadata) #0
|
||||
declare <2 x float> @llvm.experimental.constrained.fadd.v2f32(<2 x float>, <2 x float>, metadata, metadata) #0
|
||||
|
||||
attributes #0 = { strictfp }
|
||||
Loading…
Reference in New Issue
Block a user