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authorCraig Topper <craig.topper@gmail.com>2011-11-19 05:48:20 +0000
committerCraig Topper <craig.topper@gmail.com>2011-11-19 05:48:20 +0000
commit787a88ff18b3fe9e8f66eda63544eb10a0c806ef (patch)
tree057cd2316a3136338d0e6935bd82c7f2e1d0da0b /utils/TableGen/X86RecognizableInstr.cpp
parent60d9a9206e894ad280fa441032d15c38f92c55f3 (diff)
Remove some unnecessary filtering checks from X86 disassembler table build.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144986 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'utils/TableGen/X86RecognizableInstr.cpp')
-rw-r--r--utils/TableGen/X86RecognizableInstr.cpp43
1 files changed, 8 insertions, 35 deletions
diff --git a/utils/TableGen/X86RecognizableInstr.cpp b/utils/TableGen/X86RecognizableInstr.cpp
index 3478809c7a..ce8ea1a39a 100644
--- a/utils/TableGen/X86RecognizableInstr.cpp
+++ b/utils/TableGen/X86RecognizableInstr.cpp
@@ -392,18 +392,11 @@ RecognizableInstr::filter_ret RecognizableInstr::filter() const {
// Filter out artificial instructions
- if (Name.find("TAILJMP") != Name.npos ||
- Name.find("_Int") != Name.npos ||
- Name.find("_int") != Name.npos ||
+ if (Name.find("_Int") != Name.npos ||
Name.find("Int_") != Name.npos ||
Name.find("_NOREX") != Name.npos ||
- Name.find("_TC") != Name.npos ||
- Name.find("EH_RETURN") != Name.npos ||
- Name.find("V_SET") != Name.npos ||
- Name.find("LOCK_") != Name.npos ||
- Name.find("WIN") != Name.npos ||
- Name.find("_AVX") != Name.npos ||
- Name.find("2SDL") != Name.npos)
+ Name.find("2SDL") != Name.npos ||
+ Name == "LOCK_PREFIX")
return FILTER_STRONG;
// Filter out instructions with segment override prefixes.
@@ -440,12 +433,6 @@ RecognizableInstr::filter_ret RecognizableInstr::filter() const {
Name.find("Xrr") != Name.npos ||
Name.find("rr64") != Name.npos)
return FILTER_WEAK;
-
- if (Name == "VMASKMOVDQU64" ||
- Name == "VEXTRACTPSrr64" ||
- Name == "VMOVQd64rr" ||
- Name == "VMOVQs64rr")
- return FILTER_WEAK;
// Special cases.
@@ -460,29 +447,15 @@ RecognizableInstr::filter_ret RecognizableInstr::filter() const {
return FILTER_WEAK;
if (Name.find("Fs") != Name.npos)
return FILTER_WEAK;
- if (Name == "MOVLPDrr" ||
- Name == "MOVLPSrr" ||
- Name == "PUSHFQ" ||
- Name == "BSF16rr" ||
- Name == "BSF16rm" ||
- Name == "BSR16rr" ||
- Name == "BSR16rm" ||
- Name == "MOVSX16rm8" ||
- Name == "MOVSX16rr8" ||
- Name == "MOVZX16rm8" ||
- Name == "MOVZX16rr8" ||
- Name == "PUSH32i16" ||
- Name == "PUSH64i16" ||
+ if (Name == "PUSH64i16" ||
Name == "MOVPQI2QImr" ||
Name == "VMOVPQI2QImr" ||
- Name == "MOVSDmr" ||
- Name == "MOVSDrm" ||
- Name == "MOVSSmr" ||
- Name == "MOVSSrm" ||
Name == "MMX_MOVD64rrv164" ||
- Name == "CRC32m16" ||
Name == "MOV64ri64i32" ||
- Name == "CRC32r16")
+ Name == "VMASKMOVDQU64" ||
+ Name == "VEXTRACTPSrr64" ||
+ Name == "VMOVQd64rr" ||
+ Name == "VMOVQs64rr")
return FILTER_WEAK;
if (HasFROperands && Name.find("MOV") != Name.npos &&