a1710eb3cd
The LIT test cases were migrated with the script provided by Nikita Popov. No manual changes were made. Committed without review since no functional changes, after consultation with uweigand.
100 lines
2.1 KiB
LLVM
100 lines
2.1 KiB
LLVM
; Test f128 floating-point conversion to/from integers on z14.
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;
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; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z14 | FileCheck %s
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; Test signed i32->f128.
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define void @f1(i32 %i, ptr %dst) {
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; CHECK-LABEL: f1:
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; CHECK: cxfbr %f0, %r2
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; CHECK: vmrhg %v0, %v0, %v2
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; CHECK: vst %v0, 0(%r3)
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; CHECK: br %r14
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%conv = sitofp i32 %i to fp128
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store fp128 %conv, ptr %dst
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ret void
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}
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; Test signed i64->f128.
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define void @f2(i64 %i, ptr %dst) {
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; CHECK-LABEL: f2:
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; CHECK: cxgbr %f0, %r2
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; CHECK: vmrhg %v0, %v0, %v2
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; CHECK: vst %v0, 0(%r3)
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; CHECK: br %r14
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%conv = sitofp i64 %i to fp128
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store fp128 %conv, ptr %dst
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ret void
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}
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; Test unsigned i32->f128.
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define void @f3(i32 %i, ptr %dst) {
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; CHECK-LABEL: f3:
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; CHECK: cxlfbr %f0, 0, %r2, 0
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; CHECK: vmrhg %v0, %v0, %v2
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; CHECK: vst %v0, 0(%r3)
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; CHECK: br %r14
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%conv = uitofp i32 %i to fp128
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store fp128 %conv, ptr %dst
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ret void
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}
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; Test unsigned i64->f128.
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define void @f4(i64 %i, ptr %dst) {
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; CHECK-LABEL: f4:
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; CHECK: cxlgbr %f0, 0, %r2, 0
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; CHECK: vmrhg %v0, %v0, %v2
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; CHECK: vst %v0, 0(%r3)
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; CHECK: br %r14
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%conv = uitofp i64 %i to fp128
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store fp128 %conv, ptr %dst
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ret void
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}
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; Test signed f128->i32.
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define i32 @f5(ptr %src) {
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; CHECK-LABEL: f5:
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; CHECK: vl %v0, 0(%r2)
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; CHECK: vrepg %v2, %v0, 1
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; CHECK: cfxbr %r2, 5, %f0
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; CHECK: br %r14
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%f = load fp128, ptr %src
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%conv = fptosi fp128 %f to i32
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ret i32 %conv
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}
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; Test signed f128->i64.
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define i64 @f6(ptr %src) {
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; CHECK-LABEL: f6:
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; CHECK: vl %v0, 0(%r2)
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; CHECK: vrepg %v2, %v0, 1
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; CHECK: cgxbr %r2, 5, %f0
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; CHECK: br %r14
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%f = load fp128, ptr %src
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%conv = fptosi fp128 %f to i64
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ret i64 %conv
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}
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; Test unsigned f128->i32.
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define i32 @f7(ptr %src) {
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; CHECK-LABEL: f7:
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; CHECK: vl %v0, 0(%r2)
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; CHECK: vrepg %v2, %v0, 1
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; CHECK: clfxbr %r2, 5, %f0, 0
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; CHECK: br %r14
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%f = load fp128, ptr %src
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%conv = fptoui fp128 %f to i32
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ret i32 %conv
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}
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; Test unsigned f128->i64.
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define i64 @f8(ptr %src) {
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; CHECK-LABEL: f8:
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; CHECK: vl %v0, 0(%r2)
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; CHECK: vrepg %v2, %v0, 1
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; CHECK: clgxbr %r2, 5, %f0, 0
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; CHECK: br %r14
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%f = load fp128, ptr %src
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%conv = fptoui fp128 %f to i64
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ret i64 %conv
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}
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