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Differential D67925 Diff 223241 llvm/trunk/test/CodeGen/SystemZ/fp-strict-conv-15.ll

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llvm/trunk/test/CodeGen/SystemZ/fp-strict-conv-15.ll

; Test f128 floating-point strict truncations/extensions on z14. ; Test f128 floating-point strict truncations/extensions on z14.
; ;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s ; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
declare float @llvm.experimental.constrained.fptrunc.f32.f128(fp128, metadata, metadata) declare float @llvm.experimental.constrained.fptrunc.f32.f128(fp128, metadata, metadata)
declare double @llvm.experimental.constrained.fptrunc.f64.f128(fp128, metadata, metadata) declare double @llvm.experimental.constrained.fptrunc.f64.f128(fp128, metadata, metadata)
declare fp128 @llvm.experimental.constrained.fpext.f128.f32(float, metadata) declare fp128 @llvm.experimental.constrained.fpext.f128.f32(float, metadata)
declare fp128 @llvm.experimental.constrained.fpext.f128.f64(double, metadata) declare fp128 @llvm.experimental.constrained.fpext.f128.f64(double, metadata)
; Test f128->f64. ; Test f128->f64.
define double @f1(fp128 *%ptr) { define double @f1(fp128 *%ptr) #0 {
; CHECK-LABEL: f1: ; CHECK-LABEL: f1:
; CHECK: vl [[REG:%v[0-9]+]], 0(%r2) ; CHECK: vl [[REG:%v[0-9]+]], 0(%r2)
; CHECK: wflrx %f0, [[REG]], 0, 0 ; CHECK: wflrx %f0, [[REG]], 0, 0
; CHECK: br %r14 ; CHECK: br %r14
%val = load fp128, fp128 *%ptr %val = load fp128, fp128 *%ptr
%res = call double @llvm.experimental.constrained.fptrunc.f64.f128( %res = call double @llvm.experimental.constrained.fptrunc.f64.f128(
fp128 %val, fp128 %val,
metadata !"round.dynamic", metadata !"round.dynamic",
metadata !"fpexcept.strict") metadata !"fpexcept.strict") #0
ret double %res ret double %res
} }
; Test f128->f32. ; Test f128->f32.
define float @f2(fp128 *%ptr) { define float @f2(fp128 *%ptr) #0 {
; CHECK-LABEL: f2: ; CHECK-LABEL: f2:
; CHECK: vl [[REG:%v[0-9]+]], 0(%r2) ; CHECK: vl [[REG:%v[0-9]+]], 0(%r2)
; CHECK: wflrx %f0, [[REG]], 0, 3 ; CHECK: wflrx %f0, [[REG]], 0, 3
; CHECK: ledbra %f0, 0, %f0, 0 ; CHECK: ledbra %f0, 0, %f0, 0
; CHECK: br %r14 ; CHECK: br %r14
%val = load fp128, fp128 *%ptr %val = load fp128, fp128 *%ptr
%res = call float @llvm.experimental.constrained.fptrunc.f32.f128( %res = call float @llvm.experimental.constrained.fptrunc.f32.f128(
fp128 %val, fp128 %val,
metadata !"round.dynamic", metadata !"round.dynamic",
metadata !"fpexcept.strict") metadata !"fpexcept.strict") #0
ret float %res ret float %res
} }
; Test f64->f128. ; Test f64->f128.
define void @f3(fp128 *%dst, double %val) { define void @f3(fp128 *%dst, double %val) #0 {
; CHECK-LABEL: f3: ; CHECK-LABEL: f3:
; CHECK: wflld [[RES:%v[0-9]+]], %f0 ; CHECK: wflld [[RES:%v[0-9]+]], %f0
; CHECK: vst [[RES]], 0(%r2) ; CHECK: vst [[RES]], 0(%r2)
; CHECK: br %r14 ; CHECK: br %r14
%res = call fp128 @llvm.experimental.constrained.fpext.f128.f64(double %val, %res = call fp128 @llvm.experimental.constrained.fpext.f128.f64(double %val,
metadata !"fpexcept.strict") metadata !"fpexcept.strict") #0
store fp128 %res, fp128 *%dst store fp128 %res, fp128 *%dst
ret void ret void
} }
; Test f32->f128. ; Test f32->f128.
define void @f4(fp128 *%dst, float %val) { define void @f4(fp128 *%dst, float %val) #0 {
; CHECK-LABEL: f4: ; CHECK-LABEL: f4:
; CHECK: ldebr %f0, %f0 ; CHECK: ldebr %f0, %f0
; CHECK: wflld [[RES:%v[0-9]+]], %f0 ; CHECK: wflld [[RES:%v[0-9]+]], %f0
; CHECK: vst [[RES]], 0(%r2) ; CHECK: vst [[RES]], 0(%r2)
; CHECK: br %r14 ; CHECK: br %r14
%res = call fp128 @llvm.experimental.constrained.fpext.f128.f32(float %val, %res = call fp128 @llvm.experimental.constrained.fpext.f128.f32(float %val,
metadata !"fpexcept.strict") metadata !"fpexcept.strict") #0
store fp128 %res, fp128 *%dst store fp128 %res, fp128 *%dst
ret void ret void
} }
attributes #0 = { strictfp }