mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-15 20:29:48 +00:00
[Hexagon] Cleaning up i1 load and extension patterns.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228232 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
parent
083cc71ab3
commit
2747f4aaf5
@ -3842,6 +3842,17 @@ let AddedComplexity = 100 in {
|
||||
def: LoadGP_pats <load, L2_loadrdgp, i64>;
|
||||
}
|
||||
|
||||
// When the Interprocedural Global Variable optimizer realizes that a certain
|
||||
// global variable takes only two constant values, it shrinks the global to
|
||||
// a boolean. Catch those loads here in the following 3 patterns.
|
||||
let AddedComplexity = 100 in {
|
||||
def: LoadGP_pats <extloadi1, L2_loadrubgp>;
|
||||
def: LoadGP_pats <zextloadi1, L2_loadrubgp>;
|
||||
}
|
||||
|
||||
def: Pat<(i64 (ctlz I64:$src1)), (Zext64 (S2_cl0p I64:$src1))>;
|
||||
def: Pat<(i64 (cttz I64:$src1)), (Zext64 (S2_ct0p I64:$src1))>;
|
||||
|
||||
let AddedComplexity = 30 in {
|
||||
def: Storea_pat<truncstorei8, I32, u0AlwaysExtPred, S2_storerbabs>;
|
||||
def: Storea_pat<truncstorei16, I32, u0AlwaysExtPred, S2_storerhabs>;
|
||||
@ -3890,22 +3901,6 @@ let AddedComplexity = 100 in
|
||||
def : Pat <(i1 (load (HexagonCONST32_GP tglobaladdr:$global))),
|
||||
(i1 (C2_tfrrp (i32 (L2_loadrbgp tglobaladdr:$global))))>;
|
||||
|
||||
// When the Interprocedural Global Variable optimizer realizes that a certain
|
||||
// global variable takes only two constant values, it shrinks the global to
|
||||
// a boolean. Catch those loads here in the following 3 patterns.
|
||||
let AddedComplexity = 100 in
|
||||
def : Pat <(i32 (extloadi1 (HexagonCONST32_GP tglobaladdr:$global))),
|
||||
(i32 (L2_loadrbgp tglobaladdr:$global))>;
|
||||
|
||||
let AddedComplexity = 100 in
|
||||
def : Pat <(i32 (sextloadi1 (HexagonCONST32_GP tglobaladdr:$global))),
|
||||
(i32 (L2_loadrbgp tglobaladdr:$global))>;
|
||||
|
||||
let AddedComplexity = 100 in
|
||||
def : Pat <(i32 (zextloadi1 (HexagonCONST32_GP tglobaladdr:$global))),
|
||||
(i32 (L2_loadrubgp tglobaladdr:$global))>;
|
||||
|
||||
|
||||
// Transfer global address into a register
|
||||
let isExtended = 1, opExtendable = 1, AddedComplexity=50, isMoveImm = 1,
|
||||
isAsCheapAsAMove = 1, isReMaterializable = 1, validSubTargets = HasV4SubT in
|
||||
@ -3966,14 +3961,6 @@ def STriw_offset_ext_V4 : STInst<(outs),
|
||||
(add IntRegs:$src1, u6_2ImmPred:$src2))]>,
|
||||
Requires<[HasV4T]>;
|
||||
|
||||
def : Pat<(i64 (ctlz (i64 DoubleRegs:$src1))),
|
||||
(i64 (A4_combineir (i32 0), (i32 (S2_cl0p DoubleRegs:$src1))))>,
|
||||
Requires<[HasV4T]>;
|
||||
|
||||
def : Pat<(i64 (cttz (i64 DoubleRegs:$src1))),
|
||||
(i64 (A4_combineir (i32 0), (i32 (S2_ct0p DoubleRegs:$src1))))>,
|
||||
Requires<[HasV4T]>;
|
||||
|
||||
// i8/i16/i32 -> i64 loads
|
||||
// We need a complexity of 120 here to override preceding handling of
|
||||
// zextload.
|
||||
|
Loading…
Reference in New Issue
Block a user