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Imported Upstream version 5.18.0.179

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Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
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Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions
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108
external/llvm/test/CodeGen/SystemZ/and-06.ll vendored Normal file
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; Test that we can use NI 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: ni 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = zext i8 %val to i32
%and = and i32 %ext, -2
%trunc = trunc i32 %and 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: ni 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = zext i8 %val to i64
%and = and i64 %ext, -2
%trunc = trunc i64 %and 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: ni 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = zext i8 %val to i32
%and = and i32 %ext, 254
%trunc = trunc i32 %and 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: ni 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = zext i8 %val to i64
%and = and i64 %ext, 254
%trunc = trunc i64 %and 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: ni 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = sext i8 %val to i32
%and = and i32 %ext, -2
%trunc = trunc i32 %and 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: ni 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = sext i8 %val to i64
%and = and i64 %ext, -2
%trunc = trunc i64 %and 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: ni 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = sext i8 %val to i32
%and = and i32 %ext, 254
%trunc = trunc i32 %and 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: ni 0(%r2), 254
; CHECK: br %r14
%val = load i8 , i8 *%ptr
%ext = sext i8 %val to i64
%and = and i64 %ext, 254
%trunc = trunc i64 %and to i8
store i8 %trunc, i8 *%ptr
ret void
}