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[SystemZ] Extend fp-strict-alias test case 

Explicitly add test for fpexcept.maytrap intrinsics.
This commit is contained in:
Ulrich Weigand 2020-01-07 12:43:33 +01:00
parent cf4b9164ff
commit 14cd4a5b32
1 changed files with 85 additions and 14 deletions
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99
llvm/test/CodeGen/SystemZ/fp-strict-alias.ll
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@ -59,6 +59,29 @@ define void @f3(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK: ste
; CHECK: sqebr
; CHECK: ste
; CHECK: br %r14
%sqrt1 = call float @llvm.experimental.constrained.sqrt.f32(
float %f1,
metadata !"round.dynamic",
metadata !"fpexcept.maytrap") #0
%sqrt2 = call float @llvm.experimental.constrained.sqrt.f32(
float %f2,
metadata !"round.dynamic",
metadata !"fpexcept.maytrap") #0
store float %sqrt1, float *%ptr1
store float %sqrt2, float *%ptr2
ret void
}
define void @f4(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f4:
; CHECK: sqebr
; CHECK: ste
; CHECK: sqebr
; CHECK: ste
; CHECK: br %r14
%sqrt1 = call float @llvm.experimental.constrained.sqrt.f32(
@ -78,11 +101,11 @@ define void @f3(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; We can move a non-strict FP operation or a fpexcept.ignore
; operation even across a volatile store, but not a fpexcept.strict
; operation.
; operation even across a volatile store, but not a fpexcept.maytrap
; or fpexcept.strict operation.
define void @f4(float %f1, float %f2, float *%ptr1, float *%ptr2) {
; CHECK-LABEL: f4:
define void @f5(float %f1, float %f2, float *%ptr1, float *%ptr2) {
; CHECK-LABEL: f5:
; CHECK: sqebr
; CHECK: ste
; CHECK: sqebr
@ -98,8 +121,8 @@ define void @f4(float %f1, float %f2, float *%ptr1, float *%ptr2) {
ret void
}
define void @f5(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f5:
define void @f6(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f6:
; CHECK: sqebr
; CHECK: ste
; CHECK: sqebr
@ -121,8 +144,31 @@ define void @f5(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
ret void
}
define void @f6(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f6:
define void @f7(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f7:
; CHECK: sqebr
; CHECK: sqebr
; CHECK: ste
; CHECK: ste
; CHECK: br %r14
%sqrt1 = call float @llvm.experimental.constrained.sqrt.f32(
float %f1,
metadata !"round.dynamic",
metadata !"fpexcept.maytrap") #0
%sqrt2 = call float @llvm.experimental.constrained.sqrt.f32(
float %f2,
metadata !"round.dynamic",
metadata !"fpexcept.maytrap") #0
store volatile float %sqrt1, float *%ptr1
store volatile float %sqrt2, float *%ptr2
ret void
}
define void @f8(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f8:
; CHECK: sqebr
; CHECK: sqebr
; CHECK: ste
@ -147,8 +193,8 @@ define void @f6(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; No variant of FP operations can be scheduled across a SPFC.
define void @f7(float %f1, float %f2, float *%ptr1, float *%ptr2) {
; CHECK-LABEL: f7:
define void @f9(float %f1, float %f2, float *%ptr1, float *%ptr2) {
; CHECK-LABEL: f9:
; CHECK: sqebr
; CHECK: sqebr
; CHECK: ste
@ -166,8 +212,8 @@ define void @f7(float %f1, float %f2, float *%ptr1, float *%ptr2) {
ret void
}
define void @f8(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f8:
define void @f10(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f10:
; CHECK: sqebr
; CHECK: sqebr
; CHECK: ste
@ -191,8 +237,33 @@ define void @f8(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
ret void
}
define void @f9(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f9:
define void @f11(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f11:
; CHECK: sqebr
; CHECK: sqebr
; CHECK: ste
; CHECK: ste
; CHECK: br %r14
%sqrt1 = call float @llvm.experimental.constrained.sqrt.f32(
float %f1,
metadata !"round.dynamic",
metadata !"fpexcept.maytrap") #0
%sqrt2 = call float @llvm.experimental.constrained.sqrt.f32(
float %f2,
metadata !"round.dynamic",
metadata !"fpexcept.maytrap") #0
call void @llvm.s390.sfpc(i32 0) #0
store float %sqrt1, float *%ptr1
store float %sqrt2, float *%ptr2
ret void
}
define void @f12(float %f1, float %f2, float *%ptr1, float *%ptr2) #0 {
; CHECK-LABEL: f12:
; CHECK: sqebr
; CHECK: sqebr
; CHECK: ste