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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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60
external/llvm/test/CodeGen/X86/x86-64-double-shifts-var.ll vendored
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@ -1,60 +0,0 @@
; RUN: llc < %s -mtriple=x86_64-- -mcpu=athlon | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=athlon-tbird | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=athlon-4 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=athlon-xp | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=athlon-mp | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=k8 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=opteron | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=athlon64 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=athlon-fx | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=k8-sse3 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=opteron-sse3 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=athlon64-sse3 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=amdfam10 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=btver1 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=btver2 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=bdver1 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=bdver2 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=bdver3 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=bdver4 | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-- -mcpu=znver1 | FileCheck %s
; Verify that for the X86_64 processors that are known to have poor latency
; double precision shift instructions we do not generate 'shld' or 'shrd'
; instructions.
;uint64_t lshift(uint64_t a, uint64_t b, int c)
;{
; return (a << c) | (b >> (64-c));
;}
define i64 @lshift(i64 %a, i64 %b, i32 %c) nounwind readnone {
entry:
; CHECK-NOT: shld
%sh_prom = zext i32 %c to i64
%shl = shl i64 %a, %sh_prom
%sub = sub nsw i32 64, %c
%sh_prom1 = zext i32 %sub to i64
%shr = lshr i64 %b, %sh_prom1
%or = or i64 %shr, %shl
ret i64 %or
}
;uint64_t rshift(uint64_t a, uint64_t b, int c)
;{
; return (a >> c) | (b << (64-c));
;}
define i64 @rshift(i64 %a, i64 %b, i32 %c) nounwind readnone {
entry:
; CHECK-NOT: shrd
%sh_prom = zext i32 %c to i64
%shr = lshr i64 %a, %sh_prom
%sub = sub nsw i32 64, %c
%sh_prom1 = zext i32 %sub to i64
%shl = shl i64 %b, %sh_prom1
%or = or i64 %shl, %shr
ret i64 %or
}