415 lines
19 KiB
LLVM
415 lines
19 KiB
LLVM
; Test strict multiplication of two f32s, producing an f64 result.
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
|
|
|
|
declare float @foo()
|
|
declare double @llvm.experimental.constrained.fmul.f64(double, double, metadata, metadata)
|
|
declare float @llvm.experimental.constrained.fadd.f32(float, float, metadata, metadata)
|
|
declare float @llvm.experimental.constrained.fptrunc.f32.f64(double, metadata, metadata)
|
|
declare double @llvm.experimental.constrained.fpext.f64.f32(float, metadata)
|
|
|
|
; Check register multiplication.
|
|
define double @f1(float %f1, float %f2) #0 {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: mdebr %f0, %f2
|
|
; CHECK: br %r14
|
|
%f1x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f1,
|
|
metadata !"fpexcept.strict") #0
|
|
%f2x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f2,
|
|
metadata !"fpexcept.strict") #0
|
|
%res = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %f1x, double %f2x,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
ret double %res
|
|
}
|
|
|
|
; Check the low end of the MDEB range.
|
|
define double @f2(float %f1, float *%ptr) #0 {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: mdeb %f0, 0(%r2)
|
|
; CHECK: br %r14
|
|
%f2 = load float, float *%ptr
|
|
%f1x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f1,
|
|
metadata !"fpexcept.strict") #0
|
|
%f2x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f2,
|
|
metadata !"fpexcept.strict") #0
|
|
%res = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %f1x, double %f2x,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
ret double %res
|
|
}
|
|
|
|
; Check the high end of the aligned MDEB range.
|
|
define double @f3(float %f1, float *%base) #0 {
|
|
; CHECK-LABEL: f3:
|
|
; CHECK: mdeb %f0, 4092(%r2)
|
|
; CHECK: br %r14
|
|
%ptr = getelementptr float, float *%base, i64 1023
|
|
%f2 = load float, float *%ptr
|
|
%f1x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f1,
|
|
metadata !"fpexcept.strict") #0
|
|
%f2x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f2,
|
|
metadata !"fpexcept.strict") #0
|
|
%res = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %f1x, double %f2x,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
ret double %res
|
|
}
|
|
|
|
; Check the next word up, which needs separate address logic.
|
|
; Other sequences besides this one would be OK.
|
|
define double @f4(float %f1, float *%base) #0 {
|
|
; CHECK-LABEL: f4:
|
|
; CHECK: aghi %r2, 4096
|
|
; CHECK: mdeb %f0, 0(%r2)
|
|
; CHECK: br %r14
|
|
%ptr = getelementptr float, float *%base, i64 1024
|
|
%f2 = load float, float *%ptr
|
|
%f1x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f1,
|
|
metadata !"fpexcept.strict") #0
|
|
%f2x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f2,
|
|
metadata !"fpexcept.strict") #0
|
|
%res = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %f1x, double %f2x,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
ret double %res
|
|
}
|
|
|
|
; Check negative displacements, which also need separate address logic.
|
|
define double @f5(float %f1, float *%base) #0 {
|
|
; CHECK-LABEL: f5:
|
|
; CHECK: aghi %r2, -4
|
|
; CHECK: mdeb %f0, 0(%r2)
|
|
; CHECK: br %r14
|
|
%ptr = getelementptr float, float *%base, i64 -1
|
|
%f2 = load float, float *%ptr
|
|
%f1x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f1,
|
|
metadata !"fpexcept.strict") #0
|
|
%f2x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f2,
|
|
metadata !"fpexcept.strict") #0
|
|
%res = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %f1x, double %f2x,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
ret double %res
|
|
}
|
|
|
|
; Check that MDEB allows indices.
|
|
define double @f6(float %f1, float *%base, i64 %index) #0 {
|
|
; CHECK-LABEL: f6:
|
|
; CHECK: sllg %r1, %r3, 2
|
|
; CHECK: mdeb %f0, 400(%r1,%r2)
|
|
; CHECK: br %r14
|
|
%ptr1 = getelementptr float, float *%base, i64 %index
|
|
%ptr2 = getelementptr float, float *%ptr1, i64 100
|
|
%f2 = load float, float *%ptr2
|
|
%f1x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f1,
|
|
metadata !"fpexcept.strict") #0
|
|
%f2x = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %f2,
|
|
metadata !"fpexcept.strict") #0
|
|
%res = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %f1x, double %f2x,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
ret double %res
|
|
}
|
|
|
|
; Check that multiplications of spilled values can use MDEB rather than MDEBR.
|
|
define float @f7(float *%ptr0) #0 {
|
|
; CHECK-LABEL: f7:
|
|
; CHECK: brasl %r14, foo@PLT
|
|
; CHECK: mdeb %f0, 16{{[04]}}(%r15)
|
|
; CHECK: br %r14
|
|
%ptr1 = getelementptr float, float *%ptr0, i64 2
|
|
%ptr2 = getelementptr float, float *%ptr0, i64 4
|
|
%ptr3 = getelementptr float, float *%ptr0, i64 6
|
|
%ptr4 = getelementptr float, float *%ptr0, i64 8
|
|
%ptr5 = getelementptr float, float *%ptr0, i64 10
|
|
%ptr6 = getelementptr float, float *%ptr0, i64 12
|
|
%ptr7 = getelementptr float, float *%ptr0, i64 14
|
|
%ptr8 = getelementptr float, float *%ptr0, i64 16
|
|
%ptr9 = getelementptr float, float *%ptr0, i64 18
|
|
%ptr10 = getelementptr float, float *%ptr0, i64 20
|
|
|
|
%val0 = load float, float *%ptr0
|
|
%val1 = load float, float *%ptr1
|
|
%val2 = load float, float *%ptr2
|
|
%val3 = load float, float *%ptr3
|
|
%val4 = load float, float *%ptr4
|
|
%val5 = load float, float *%ptr5
|
|
%val6 = load float, float *%ptr6
|
|
%val7 = load float, float *%ptr7
|
|
%val8 = load float, float *%ptr8
|
|
%val9 = load float, float *%ptr9
|
|
%val10 = load float, float *%ptr10
|
|
|
|
%frob0 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val0, float %val0,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob1 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val1, float %val1,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob2 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val2, float %val2,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob3 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val3, float %val3,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob4 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val4, float %val4,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob5 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val5, float %val5,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob6 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val6, float %val6,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob7 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val7, float %val7,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob8 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val8, float %val8,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob9 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val9, float %val9,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%frob10 = call float @llvm.experimental.constrained.fadd.f32(
|
|
float %val10, float %val10,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
store float %frob0, float *%ptr0
|
|
store float %frob1, float *%ptr1
|
|
store float %frob2, float *%ptr2
|
|
store float %frob3, float *%ptr3
|
|
store float %frob4, float *%ptr4
|
|
store float %frob5, float *%ptr5
|
|
store float %frob6, float *%ptr6
|
|
store float %frob7, float *%ptr7
|
|
store float %frob8, float *%ptr8
|
|
store float %frob9, float *%ptr9
|
|
store float %frob10, float *%ptr10
|
|
|
|
%ret = call float @foo() #0
|
|
|
|
%accext0 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %ret,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext0 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob0,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul0 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext0, double %ext0,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra0 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul0, double 1.01,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc0 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra0,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext1 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc0,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext1 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob1,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul1 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext1, double %ext1,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra1 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul1, double 1.11,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc1 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra1,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext2 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc1,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext2 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob2,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul2 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext2, double %ext2,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra2 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul2, double 1.21,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc2 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra2,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext3 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc2,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext3 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob3,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul3 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext3, double %ext3,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra3 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul3, double 1.31,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc3 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra3,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext4 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc3,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext4 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob4,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul4 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext4, double %ext4,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra4 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul4, double 1.41,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc4 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra4,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext5 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc4,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext5 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob5,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul5 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext5, double %ext5,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra5 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul5, double 1.51,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc5 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra5,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext6 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc5,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext6 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob6,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul6 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext6, double %ext6,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra6 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul6, double 1.61,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc6 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra6,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext7 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc6,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext7 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob7,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul7 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext7, double %ext7,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra7 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul7, double 1.71,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc7 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra7,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext8 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc7,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext8 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob8,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul8 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext8, double %ext8,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra8 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul8, double 1.81,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc8 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra8,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
%accext9 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %trunc8,
|
|
metadata !"fpexcept.strict") #0
|
|
%ext9 = call double @llvm.experimental.constrained.fpext.f64.f32(
|
|
float %frob9,
|
|
metadata !"fpexcept.strict") #0
|
|
%mul9 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %accext9, double %ext9,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%extra9 = call double @llvm.experimental.constrained.fmul.f64(
|
|
double %mul9, double 1.91,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
%trunc9 = call float @llvm.experimental.constrained.fptrunc.f32.f64(
|
|
double %extra9,
|
|
metadata !"round.dynamic",
|
|
metadata !"fpexcept.strict") #0
|
|
|
|
ret float %trunc9
|
|
}
|
|
|
|
attributes #0 = { strictfp }
|