mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-02 11:30:10 +00:00
97b0c63f6b
Follow up to r214266. Add missing case in ScalarizeVectorResult() for cttz_zero_undef. Differential Revision: http://reviews.llvm.org/D4813 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215330 91177308-0d34-0410-b5e6-96231b3b80d8
38 lines
1.4 KiB
LLVM
38 lines
1.4 KiB
LLVM
; RUN: llc < %s -march=mipsel -mcpu=mips32r2 | FileCheck %s -check-prefix=MIPS32
|
|
; RUN: llc < %s -march=mips64el -mcpu=mips64r2 | FileCheck %s -check-prefix=MIPS64
|
|
|
|
declare <2 x i32> @llvm.cttz.v2i32(<2 x i32>, i1)
|
|
|
|
define <2 x i32> @cttzv2i32(<2 x i32> %x) {
|
|
entry:
|
|
; MIPS32-DAG: addiu $[[R0:[0-9]+]], $4, -1
|
|
; MIPS32-DAG: not $[[R1:[0-9]+]], $4
|
|
; MIPS32-DAG: and $[[R2:[0-9]+]], $[[R1]], $[[R0]]
|
|
; MIPS32-DAG: clz $[[R3:[0-9]+]], $[[R2]]
|
|
; MIPS32-DAG: addiu $[[R4:[0-9]+]], $zero, 32
|
|
; MIPS32-DAG: subu $2, $[[R4]], $[[R3]]
|
|
; MIPS32-DAG: addiu $[[R5:[0-9]+]], $5, -1
|
|
; MIPS32-DAG: not $[[R6:[0-9]+]], $5
|
|
; MIPS32-DAG: and $[[R7:[0-9]+]], $[[R6]], $[[R5]]
|
|
; MIPS32-DAG: clz $[[R8:[0-9]+]], $[[R7]]
|
|
; MIPS32-DAG: jr $ra
|
|
; MIPS32-DAG: subu $3, $[[R4]], $[[R8]]
|
|
|
|
; MIPS64-DAG: addiu $[[R0:[0-9]+]], $4, -1
|
|
; MIPS64-DAG: not $[[R1:[0-9]+]], $4
|
|
; MIPS64-DAG: and $[[R2:[0-9]+]], $[[R1]], $[[R0]]
|
|
; MIPS64-DAG: clz $[[R3:[0-9]+]], $[[R2]]
|
|
; MIPS64-DAG: addiu $[[R4:[0-9]+]], $zero, 32
|
|
; MIPS64-DAG: subu $2, $[[R4]], $[[R3]]
|
|
; MIPS64-DAG: addiu $[[R5:[0-9]+]], $5, -1
|
|
; MIPS64-DAG: not $[[R6:[0-9]+]], $5
|
|
; MIPS64-DAG: and $[[R7:[0-9]+]], $[[R6]], $[[R5]]
|
|
; MIPS64-DAG: clz $[[R8:[0-9]+]], $[[R7]]
|
|
; MIPS64-DAG: jr $ra
|
|
; MIPS64-DAG: subu $3, $[[R4]], $[[R8]]
|
|
|
|
%ret = call <2 x i32> @llvm.cttz.v2i32(<2 x i32> %x, i1 true)
|
|
ret <2 x i32> %ret
|
|
}
|
|
|