RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2025-02-01 05:01:59 +01:00
Code Issues Projects Releases Wiki Activity

Add test case for r160387

Browse Source 
llvm-svn: 160389
This commit is contained in:
Evan Cheng 2012-07-17 19:40:05 +00:00
parent 5e82ad04d5
commit a93c834b1a
1 changed files with 44 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

46
test/CodeGen/X86/shift-and.ll
View File

@ -1,13 +1,27 @@
; RUN: llc < %s -march=x86 | grep and | count 2
; RUN: llc < %s -march=x86-64 | not grep and
; RUN: llc < %s -mtriple=i386-apple-macosx | FileCheck %s --check-prefix=X32
; RUN: llc < %s -mtriple=x86_64-apple-macosx | FileCheck %s --check-prefix=X64
define i32 @t1(i32 %t, i32 %val) nounwind {
; X32: t1:
; X32-NOT: andl
; X32: shll
; X64: t1:
; X64-NOT: andl
; X64: shll
%shamt = and i32 %t, 31
%res = shl i32 %val, %shamt
ret i32 %res
}
define i32 @t2(i32 %t, i32 %val) nounwind {
; X32: t2:
; X32-NOT: andl
; X32: shll
; X64: t2:
; X64-NOT: andl
; X64: shll
%shamt = and i32 %t, 63
%res = shl i32 %val, %shamt
ret i32 %res
@ -16,6 +30,13 @@ define i32 @t2(i32 %t, i32 %val) nounwind {
@X = internal global i16 0
define void @t3(i16 %t) nounwind {
; X32: t3:
; X32-NOT: andl
; X32: sarw
; X64: t3:
; X64-NOT: andl
; X64: sarw
%shamt = and i16 %t, 31
%tmp = load i16* @X
%tmp1 = ashr i16 %tmp, %shamt
@ -24,13 +45,34 @@ define void @t3(i16 %t) nounwind {
}
define i64 @t4(i64 %t, i64 %val) nounwind {
; X64: t4:
; X64-NOT: and
; X64: shrq
%shamt = and i64 %t, 63
%res = lshr i64 %val, %shamt
ret i64 %res
}
define i64 @t5(i64 %t, i64 %val) nounwind {
; X64: t5:
; X64-NOT: and
; X64: shrq
%shamt = and i64 %t, 191
%res = lshr i64 %val, %shamt
ret i64 %res
}
; rdar://11866926
define i64 @t6(i64 %key, i64* nocapture %val) nounwind {
entry:
; X64: t6:
; X64-NOT: movabsq
; X64: decq
; X64: andq
%shr = lshr i64 %key, 3
%0 = load i64* %val, align 8
%sub = add i64 %0, 2305843009213693951
%and = and i64 %sub, %shr
ret i64 %and
}