Files
clang-p2996/llvm/test/CodeGen/SystemZ/vec-conv-01.ll
Kai Nacke a1710eb3cd [SystemZ][NFC] Opaque pointer migration.
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.
2022-10-11 21:09:43 +00:00

96 lines
2.7 KiB
LLVM

; Test conversions between integer and float elements.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z13 | FileCheck %s
; Test conversion of f64s to signed i64s.
define <2 x i64> @f1(<2 x double> %doubles) {
; CHECK-LABEL: f1:
; CHECK: vcgdb %v24, %v24, 0, 5
; CHECK: br %r14
%dwords = fptosi <2 x double> %doubles to <2 x i64>
ret <2 x i64> %dwords
}
; Test conversion of f64s to unsigned i64s.
define <2 x i64> @f2(<2 x double> %doubles) {
; CHECK-LABEL: f2:
; CHECK: vclgdb %v24, %v24, 0, 5
; CHECK: br %r14
%dwords = fptoui <2 x double> %doubles to <2 x i64>
ret <2 x i64> %dwords
}
; Test conversion of signed i64s to f64s.
define <2 x double> @f3(<2 x i64> %dwords) {
; CHECK-LABEL: f3:
; CHECK: vcdgb %v24, %v24, 0, 0
; CHECK: br %r14
%doubles = sitofp <2 x i64> %dwords to <2 x double>
ret <2 x double> %doubles
}
; Test conversion of unsigned i64s to f64s.
define <2 x double> @f4(<2 x i64> %dwords) {
; CHECK-LABEL: f4:
; CHECK: vcdlgb %v24, %v24, 0, 0
; CHECK: br %r14
%doubles = uitofp <2 x i64> %dwords to <2 x double>
ret <2 x double> %doubles
}
; Test conversion of f64s to signed i32s, which must compile.
define void @f5(<2 x double> %doubles, ptr %ptr) {
%words = fptosi <2 x double> %doubles to <2 x i32>
store <2 x i32> %words, ptr %ptr
ret void
}
; Test conversion of f64s to unsigned i32s, which must compile.
define void @f6(<2 x double> %doubles, ptr %ptr) {
%words = fptoui <2 x double> %doubles to <2 x i32>
store <2 x i32> %words, ptr %ptr
ret void
}
; Test conversion of signed i32s to f64s, which must compile.
define <2 x double> @f7(ptr %ptr) {
%words = load <2 x i32>, ptr %ptr
%doubles = sitofp <2 x i32> %words to <2 x double>
ret <2 x double> %doubles
}
; Test conversion of unsigned i32s to f64s, which must compile.
define <2 x double> @f8(ptr %ptr) {
%words = load <2 x i32>, ptr %ptr
%doubles = uitofp <2 x i32> %words to <2 x double>
ret <2 x double> %doubles
}
; Test conversion of f32s to signed i64s, which must compile.
define <2 x i64> @f9(ptr %ptr) {
%floats = load <2 x float>, ptr %ptr
%dwords = fptosi <2 x float> %floats to <2 x i64>
ret <2 x i64> %dwords
}
; Test conversion of f32s to unsigned i64s, which must compile.
define <2 x i64> @f10(ptr %ptr) {
%floats = load <2 x float>, ptr %ptr
%dwords = fptoui <2 x float> %floats to <2 x i64>
ret <2 x i64> %dwords
}
; Test conversion of signed i64s to f32, which must compile.
define void @f11(<2 x i64> %dwords, ptr %ptr) {
%floats = sitofp <2 x i64> %dwords to <2 x float>
store <2 x float> %floats, ptr %ptr
ret void
}
; Test conversion of unsigned i64s to f32, which must compile.
define void @f12(<2 x i64> %dwords, ptr %ptr) {
%floats = uitofp <2 x i64> %dwords to <2 x float>
store <2 x float> %floats, ptr %ptr
ret void
}