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Imported Upstream version 5.18.0.246

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Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833
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Xamarin Public Jenkins (auto-signing)
2019-01-23 08:21:40 +00:00
parent a7724cd563
commit 279aa8f685
28482 changed files with 3866972 additions and 44 deletions
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108
external/llvm/test/CodeGen/SystemZ/xor-06.ll vendored Normal file
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@@ -0,0 +1,108 @@
; Test that we can use XI for byte operations that are expressed as i32
; or i64 operations.
;
; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s
; Zero extension to 32 bits, negative constant.
define void @f1(i8 *%ptr) {
; CHECK-LABEL: f1:
; CHECK: xi 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = zext i8 %val to i32
%xor = xor i32 %ext, -2
%trunc = trunc i32 %xor to i8
store i8 %trunc, i8 *%ptr
ret void
}
; Zero extension to 64 bits, negative constant.
define void @f2(i8 *%ptr) {
; CHECK-LABEL: f2:
; CHECK: xi 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = zext i8 %val to i64
%xor = xor i64 %ext, -2
%trunc = trunc i64 %xor to i8
store i8 %trunc, i8 *%ptr
ret void
}
; Zero extension to 32 bits, positive constant.
define void @f3(i8 *%ptr) {
; CHECK-LABEL: f3:
; CHECK: xi 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = zext i8 %val to i32
%xor = xor i32 %ext, 254
%trunc = trunc i32 %xor to i8
store i8 %trunc, i8 *%ptr
ret void
}
; Zero extension to 64 bits, positive constant.
define void @f4(i8 *%ptr) {
; CHECK-LABEL: f4:
; CHECK: xi 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = zext i8 %val to i64
%xor = xor i64 %ext, 254
%trunc = trunc i64 %xor to i8
store i8 %trunc, i8 *%ptr
ret void
}
; Sign extension to 32 bits, negative constant.
define void @f5(i8 *%ptr) {
; CHECK-LABEL: f5:
; CHECK: xi 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = sext i8 %val to i32
%xor = xor i32 %ext, -2
%trunc = trunc i32 %xor to i8
store i8 %trunc, i8 *%ptr
ret void
}
; Sign extension to 64 bits, negative constant.
define void @f6(i8 *%ptr) {
; CHECK-LABEL: f6:
; CHECK: xi 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = sext i8 %val to i64
%xor = xor i64 %ext, -2
%trunc = trunc i64 %xor to i8
store i8 %trunc, i8 *%ptr
ret void
}
; Sign extension to 32 bits, positive constant.
define void @f7(i8 *%ptr) {
; CHECK-LABEL: f7:
; CHECK: xi 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = sext i8 %val to i32
%xor = xor i32 %ext, 254
%trunc = trunc i32 %xor to i8
store i8 %trunc, i8 *%ptr
ret void
}
; Sign extension to 64 bits, positive constant.
define void @f8(i8 *%ptr) {
; CHECK-LABEL: f8:
; CHECK: xi 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = sext i8 %val to i64
%xor = xor i64 %ext, 254
%trunc = trunc i64 %xor to i8
store i8 %trunc, i8 *%ptr
ret void
}