vec-conv-03.ll
1.05 KB
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; Test conversions between integer and float elements on z15.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z15 | FileCheck %s
; Test conversion of f32s to signed i32s.
define <4 x i32> @f1(<4 x float> %floats) {
; CHECK-LABEL: f1:
; CHECK: vcfeb %v24, %v24, 0, 5
; CHECK: br %r14
%dwords = fptosi <4 x float> %floats to <4 x i32>
ret <4 x i32> %dwords
}
; Test conversion of f32s to unsigned i32s.
define <4 x i32> @f2(<4 x float> %floats) {
; CHECK-LABEL: f2:
; CHECK: vclfeb %v24, %v24, 0, 5
; CHECK: br %r14
%dwords = fptoui <4 x float> %floats to <4 x i32>
ret <4 x i32> %dwords
}
; Test conversion of signed i32s to f32s.
define <4 x float> @f3(<4 x i32> %dwords) {
; CHECK-LABEL: f3:
; CHECK: vcefb %v24, %v24, 0, 0
; CHECK: br %r14
%floats = sitofp <4 x i32> %dwords to <4 x float>
ret <4 x float> %floats
}
; Test conversion of unsigned i32s to f32s.
define <4 x float> @f4(<4 x i32> %dwords) {
; CHECK-LABEL: f4:
; CHECK: vcelfb %v24, %v24, 0, 0
; CHECK: br %r14
%floats = uitofp <4 x i32> %dwords to <4 x float>
ret <4 x float> %floats
}