68b8052121
A set of function attributes is required in any function that uses constrained floating point intrinsics. None of our tests use these attributes. This patch fixes this. These tests have been tested against the IR verifier changes in D68233. Reviewed by: andrew.w.kaylor, cameron.mcinally, uweigand Approved by: andrew.w.kaylor Differential Revision: https://reviews.llvm.org/D67925 llvm-svn: 373761
133 lines
4.7 KiB
LLVM
133 lines
4.7 KiB
LLVM
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z10 \
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; RUN: | FileCheck -check-prefix=CHECK -check-prefix=CHECK-SCALAR %s
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 \
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; RUN: | FileCheck -check-prefix=CHECK -check-prefix=CHECK-VECTOR %s
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declare double @llvm.experimental.constrained.fma.f64(double %f1, double %f2, double %f3, metadata, metadata)
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define double @f1(double %f1, double %f2, double %acc) #0 {
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; CHECK-LABEL: f1:
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; CHECK-SCALAR: madbr %f4, %f0, %f2
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; CHECK-SCALAR: ldr %f0, %f4
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; CHECK-VECTOR: wfmadb %f0, %f0, %f2, %f4
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; CHECK: br %r14
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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define double @f2(double %f1, double *%ptr, double %acc) #0 {
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; CHECK-LABEL: f2:
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; CHECK: madb %f2, %f0, 0(%r2)
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%f2 = load double, double *%ptr
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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define double @f3(double %f1, double *%base, double %acc) #0 {
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; CHECK-LABEL: f3:
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; CHECK: madb %f2, %f0, 4088(%r2)
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%ptr = getelementptr double, double *%base, i64 511
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%f2 = load double, double *%ptr
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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define double @f4(double %f1, double *%base, double %acc) #0 {
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; The important thing here is that we don't generate an out-of-range
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; displacement. Other sequences besides this one would be OK.
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;
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; CHECK-LABEL: f4:
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; CHECK: aghi %r2, 4096
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; CHECK: madb %f2, %f0, 0(%r2)
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%ptr = getelementptr double, double *%base, i64 512
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%f2 = load double, double *%ptr
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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define double @f5(double %f1, double *%base, double %acc) #0 {
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; Here too the important thing is that we don't generate an out-of-range
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; displacement. Other sequences besides this one would be OK.
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;
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; CHECK-LABEL: f5:
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; CHECK: aghi %r2, -8
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; CHECK: madb %f2, %f0, 0(%r2)
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%ptr = getelementptr double, double *%base, i64 -1
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%f2 = load double, double *%ptr
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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define double @f6(double %f1, double *%base, i64 %index, double %acc) #0 {
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; CHECK-LABEL: f6:
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; CHECK: sllg %r1, %r3, 3
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; CHECK: madb %f2, %f0, 0(%r1,%r2)
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%ptr = getelementptr double, double *%base, i64 %index
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%f2 = load double, double *%ptr
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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define double @f7(double %f1, double *%base, i64 %index, double %acc) #0 {
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; CHECK-LABEL: f7:
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; CHECK: sllg %r1, %r3, 3
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; CHECK: madb %f2, %f0, 4088({{%r1,%r2|%r2,%r1}})
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%index2 = add i64 %index, 511
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%ptr = getelementptr double, double *%base, i64 %index2
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%f2 = load double, double *%ptr
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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define double @f8(double %f1, double *%base, i64 %index, double %acc) #0 {
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; CHECK-LABEL: f8:
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; CHECK: sllg %r1, %r3, 3
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; CHECK: lay %r1, 4096({{%r1,%r2|%r2,%r1}})
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; CHECK: madb %f2, %f0, 0(%r1)
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; CHECK: ldr %f0, %f2
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; CHECK: br %r14
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%index2 = add i64 %index, 512
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%ptr = getelementptr double, double *%base, i64 %index2
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%f2 = load double, double *%ptr
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%res = call double @llvm.experimental.constrained.fma.f64 (
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double %f1, double %f2, double %acc,
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metadata !"round.dynamic",
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metadata !"fpexcept.strict") #0
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ret double %res
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}
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attributes #0 = { strictfp }
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