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.
65 lines
1.3 KiB
LLVM
65 lines
1.3 KiB
LLVM
; Test conversions of unsigned integers to floating-point values
|
|
; (z196 and above).
|
|
;
|
|
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s
|
|
|
|
; Check i32->f32.
|
|
define float @f1(i32 %i) {
|
|
; CHECK-LABEL: f1:
|
|
; CHECK: celfbr %f0, 0, %r2, 0
|
|
; CHECK: br %r14
|
|
%conv = uitofp i32 %i to float
|
|
ret float %conv
|
|
}
|
|
|
|
; Check i32->f64.
|
|
define double @f2(i32 %i) {
|
|
; CHECK-LABEL: f2:
|
|
; CHECK: cdlfbr %f0, 0, %r2, 0
|
|
; CHECK: br %r14
|
|
%conv = uitofp i32 %i to double
|
|
ret double %conv
|
|
}
|
|
|
|
; Check i32->f128.
|
|
define void @f3(i32 %i, ptr %dst) {
|
|
; CHECK-LABEL: f3:
|
|
; CHECK: cxlfbr %f0, 0, %r2, 0
|
|
; CHECK-DAG: std %f0, 0(%r3)
|
|
; CHECK-DAG: std %f2, 8(%r3)
|
|
; CHECK: br %r14
|
|
%conv = uitofp i32 %i to fp128
|
|
store fp128 %conv, ptr %dst
|
|
ret void
|
|
}
|
|
|
|
; Check i64->f32.
|
|
define float @f4(i64 %i) {
|
|
; CHECK-LABEL: f4:
|
|
; CHECK: celgbr %f0, 0, %r2, 0
|
|
; CHECK: br %r14
|
|
%conv = uitofp i64 %i to float
|
|
ret float %conv
|
|
}
|
|
|
|
; Check i64->f64.
|
|
define double @f5(i64 %i) {
|
|
; CHECK-LABEL: f5:
|
|
; CHECK: cdlgbr %f0, 0, %r2, 0
|
|
; CHECK: br %r14
|
|
%conv = uitofp i64 %i to double
|
|
ret double %conv
|
|
}
|
|
|
|
; Check i64->f128.
|
|
define void @f6(i64 %i, ptr %dst) {
|
|
; CHECK-LABEL: f6:
|
|
; CHECK: cxlgbr %f0, 0, %r2, 0
|
|
; CHECK-DAG: std %f0, 0(%r3)
|
|
; CHECK-DAG: std %f2, 8(%r3)
|
|
; CHECK: br %r14
|
|
%conv = uitofp i64 %i to fp128
|
|
store fp128 %conv, ptr %dst
|
|
ret void
|
|
}
|