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-rw-r--r--llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h116
-rw-r--r--llvm/lib/Target/X86/X86InstrFormats.td80
2 files changed, 104 insertions, 92 deletions
diff --git a/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h b/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h
index 3f9f3bd16f0..0493ccb7b11 100644
--- a/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h
+++ b/llvm/lib/Target/X86/MCTargetDesc/X86BaseInfo.h
@@ -234,88 +234,94 @@ namespace X86II {
/// their one register operand added to their opcode.
AddRegFrm = 2,
- /// MRMDestReg - This form is used for instructions that use the Mod/RM byte
- /// to specify a destination, which in this case is a register.
- ///
- MRMDestReg = 3,
-
- /// MRMDestMem - This form is used for instructions that use the Mod/RM byte
- /// to specify a destination, which in this case is memory.
- ///
- MRMDestMem = 4,
-
- /// MRMSrcReg - This form is used for instructions that use the Mod/RM byte
- /// to specify a source, which in this case is a register.
- ///
- MRMSrcReg = 5,
-
- /// MRMSrcMem - This form is used for instructions that use the Mod/RM byte
- /// to specify a source, which in this case is memory.
- ///
- MRMSrcMem = 6,
-
/// RawFrmMemOffs - This form is for instructions that store an absolute
/// memory offset as an immediate with a possible segment override.
- RawFrmMemOffs = 7,
+ RawFrmMemOffs = 3,
/// RawFrmSrc - This form is for instructions that use the source index
/// register SI/ESI/RSI with a possible segment override.
- RawFrmSrc = 8,
+ RawFrmSrc = 4,
/// RawFrmDst - This form is for instructions that use the destination index
/// register DI/EDI/ESI.
- RawFrmDst = 9,
+ RawFrmDst = 5,
/// RawFrmSrc - This form is for instructions that use the source index
/// register SI/ESI/ERI with a possible segment override, and also the
/// destination index register DI/ESI/RDI.
- RawFrmDstSrc = 10,
+ RawFrmDstSrc = 6,
/// RawFrmImm8 - This is used for the ENTER instruction, which has two
/// immediates, the first of which is a 16-bit immediate (specified by
/// the imm encoding) and the second is a 8-bit fixed value.
- RawFrmImm8 = 11,
+ RawFrmImm8 = 7,
/// RawFrmImm16 - This is used for CALL FAR instructions, which have two
/// immediates, the first of which is a 16 or 32-bit immediate (specified by
/// the imm encoding) and the second is a 16-bit fixed value. In the AMD
/// manual, this operand is described as pntr16:32 and pntr16:16
- RawFrmImm16 = 12,
-
- /// MRMX[rm] - The forms are used to represent instructions that use a
- /// Mod/RM byte, and don't use the middle field for anything.
- MRMXr = 14, MRMXm = 15,
+ RawFrmImm16 = 8,
/// MRM[0-7][rm] - These forms are used to represent instructions that use
/// a Mod/RM byte, and use the middle field to hold extended opcode
/// information. In the intel manual these are represented as /0, /1, ...
///
- // First, instructions that operate on a register r/m operand...
- MRM0r = 16, MRM1r = 17, MRM2r = 18, MRM3r = 19, // Format /0 /1 /2 /3
- MRM4r = 20, MRM5r = 21, MRM6r = 22, MRM7r = 23, // Format /4 /5 /6 /7
+ /// MRMDestMem - This form is used for instructions that use the Mod/RM byte
+ /// to specify a destination, which in this case is memory.
+ ///
+ MRMDestMem = 32,
+
+ /// MRMSrcMem - This form is used for instructions that use the Mod/RM byte
+ /// to specify a source, which in this case is memory.
+ ///
+ MRMSrcMem = 33,
+
+ /// MRMXm - This form is used for instructions that use the Mod/RM byte
+ /// to specify a memory source, but doesn't use the middle field.
+ ///
+ MRMXm = 39, // Instruction that uses Mod/RM but not the middle field.
// Next, instructions that operate on a memory r/m operand...
- MRM0m = 24, MRM1m = 25, MRM2m = 26, MRM3m = 27, // Format /0 /1 /2 /3
- MRM4m = 28, MRM5m = 29, MRM6m = 30, MRM7m = 31, // Format /4 /5 /6 /7
-
- //// MRM_XX - A mod/rm byte of exactly 0xXX.
- MRM_C0 = 32, MRM_C1 = 33, MRM_C2 = 34, MRM_C3 = 35,
- MRM_C4 = 36, MRM_C5 = 37, MRM_C6 = 38, MRM_C7 = 39,
- MRM_C8 = 40, MRM_C9 = 41, MRM_CA = 42, MRM_CB = 43,
- MRM_CC = 44, MRM_CD = 45, MRM_CE = 46, MRM_CF = 47,
- MRM_D0 = 48, MRM_D1 = 49, MRM_D2 = 50, MRM_D3 = 51,
- MRM_D4 = 52, MRM_D5 = 53, MRM_D6 = 54, MRM_D7 = 55,
- MRM_D8 = 56, MRM_D9 = 57, MRM_DA = 58, MRM_DB = 59,
- MRM_DC = 60, MRM_DD = 61, MRM_DE = 62, MRM_DF = 63,
- MRM_E0 = 64, MRM_E1 = 65, MRM_E2 = 66, MRM_E3 = 67,
- MRM_E4 = 68, MRM_E5 = 69, MRM_E6 = 70, MRM_E7 = 71,
- MRM_E8 = 72, MRM_E9 = 73, MRM_EA = 74, MRM_EB = 75,
- MRM_EC = 76, MRM_ED = 77, MRM_EE = 78, MRM_EF = 79,
- MRM_F0 = 80, MRM_F1 = 81, MRM_F2 = 82, MRM_F3 = 83,
- MRM_F4 = 84, MRM_F5 = 85, MRM_F6 = 86, MRM_F7 = 87,
- MRM_F8 = 88, MRM_F9 = 89, MRM_FA = 90, MRM_FB = 91,
- MRM_FC = 92, MRM_FD = 93, MRM_FE = 94, MRM_FF = 95,
+ MRM0m = 40, MRM1m = 41, MRM2m = 42, MRM3m = 43, // Format /0 /1 /2 /3
+ MRM4m = 44, MRM5m = 45, MRM6m = 46, MRM7m = 47, // Format /4 /5 /6 /7
+
+ /// MRMDestReg - This form is used for instructions that use the Mod/RM byte
+ /// to specify a destination, which in this case is a register.
+ ///
+ MRMDestReg = 48,
+
+ /// MRMSrcReg - This form is used for instructions that use the Mod/RM byte
+ /// to specify a source, which in this case is a register.
+ ///
+ MRMSrcReg = 49,
+
+ /// MRMXr - This form is used for instructions that use the Mod/RM byte
+ /// to specify a register source, but doesn't use the middle field.
+ ///
+ MRMXr = 55, // Instruction that uses Mod/RM but not the middle field.
+
+ // Instructions that operate on a register r/m operand...
+ MRM0r = 56, MRM1r = 57, MRM2r = 58, MRM3r = 59, // Format /0 /1 /2 /3
+ MRM4r = 60, MRM5r = 61, MRM6r = 62, MRM7r = 63, // Format /4 /5 /6 /7
+
+ /// MRM_XX - A mod/rm byte of exactly 0xXX.
+ MRM_C0 = 64, MRM_C1 = 65, MRM_C2 = 66, MRM_C3 = 67,
+ MRM_C4 = 68, MRM_C5 = 69, MRM_C6 = 70, MRM_C7 = 71,
+ MRM_C8 = 72, MRM_C9 = 73, MRM_CA = 74, MRM_CB = 75,
+ MRM_CC = 76, MRM_CD = 77, MRM_CE = 78, MRM_CF = 79,
+ MRM_D0 = 80, MRM_D1 = 81, MRM_D2 = 82, MRM_D3 = 83,
+ MRM_D4 = 84, MRM_D5 = 85, MRM_D6 = 86, MRM_D7 = 87,
+ MRM_D8 = 88, MRM_D9 = 89, MRM_DA = 90, MRM_DB = 91,
+ MRM_DC = 92, MRM_DD = 93, MRM_DE = 94, MRM_DF = 95,
+ MRM_E0 = 96, MRM_E1 = 97, MRM_E2 = 98, MRM_E3 = 99,
+ MRM_E4 = 100, MRM_E5 = 101, MRM_E6 = 102, MRM_E7 = 103,
+ MRM_E8 = 104, MRM_E9 = 105, MRM_EA = 106, MRM_EB = 107,
+ MRM_EC = 108, MRM_ED = 109, MRM_EE = 110, MRM_EF = 111,
+ MRM_F0 = 112, MRM_F1 = 113, MRM_F2 = 114, MRM_F3 = 115,
+ MRM_F4 = 116, MRM_F5 = 117, MRM_F6 = 118, MRM_F7 = 119,
+ MRM_F8 = 120, MRM_F9 = 121, MRM_FA = 122, MRM_FB = 123,
+ MRM_FC = 124, MRM_FD = 125, MRM_FE = 126, MRM_FF = 127,
FormMask = 127,
@@ -651,8 +657,6 @@ namespace X86II {
case X86II::Pseudo:
case X86II::RawFrm:
case X86II::AddRegFrm:
- case X86II::MRMDestReg:
- case X86II::MRMSrcReg:
case X86II::RawFrmImm8:
case X86II::RawFrmImm16:
case X86II::RawFrmMemOffs:
@@ -666,6 +670,8 @@ namespace X86II {
// Start from 1, skip any registers encoded in VEX_VVVV or I8IMM, or a
// mask register.
return 1 + HasVEX_4V + HasMemOp4 + HasEVEX_K;
+ case X86II::MRMDestReg:
+ case X86II::MRMSrcReg:
case X86II::MRMXr:
case X86II::MRM0r: case X86II::MRM1r:
case X86II::MRM2r: case X86II::MRM3r:
diff --git a/llvm/lib/Target/X86/X86InstrFormats.td b/llvm/lib/Target/X86/X86InstrFormats.td
index 688d050d20d..b881b5351f1 100644
--- a/llvm/lib/Target/X86/X86InstrFormats.td
+++ b/llvm/lib/Target/X86/X86InstrFormats.td
@@ -18,43 +18,49 @@ class Format<bits<7> val> {
bits<7> Value = val;
}
-def Pseudo : Format<0>; def RawFrm : Format<1>;
-def AddRegFrm : Format<2>; def MRMDestReg : Format<3>;
-def MRMDestMem : Format<4>; def MRMSrcReg : Format<5>;
-def MRMSrcMem : Format<6>; def RawFrmMemOffs : Format<7>;
-def RawFrmSrc : Format<8>; def RawFrmDst : Format<9>;
-def RawFrmDstSrc: Format<10>;
-def RawFrmImm8 : Format<11>;
-def RawFrmImm16 : Format<12>;
-def MRMXr : Format<14>; def MRMXm : Format<15>;
-def MRM0r : Format<16>; def MRM1r : Format<17>; def MRM2r : Format<18>;
-def MRM3r : Format<19>; def MRM4r : Format<20>; def MRM5r : Format<21>;
-def MRM6r : Format<22>; def MRM7r : Format<23>;
-def MRM0m : Format<24>; def MRM1m : Format<25>; def MRM2m : Format<26>;
-def MRM3m : Format<27>; def MRM4m : Format<28>; def MRM5m : Format<29>;
-def MRM6m : Format<30>; def MRM7m : Format<31>;
-def MRM_C0 : Format<32>; def MRM_C1 : Format<33>; def MRM_C2 : Format<34>;
-def MRM_C3 : Format<35>; def MRM_C4 : Format<36>; def MRM_C5 : Format<37>;
-def MRM_C6 : Format<38>; def MRM_C7 : Format<39>; def MRM_C8 : Format<40>;
-def MRM_C9 : Format<41>; def MRM_CA : Format<42>; def MRM_CB : Format<43>;
-def MRM_CC : Format<44>; def MRM_CD : Format<45>; def MRM_CE : Format<46>;
-def MRM_CF : Format<47>; def MRM_D0 : Format<48>; def MRM_D1 : Format<49>;
-def MRM_D2 : Format<50>; def MRM_D3 : Format<51>; def MRM_D4 : Format<52>;
-def MRM_D5 : Format<53>; def MRM_D6 : Format<54>; def MRM_D7 : Format<55>;
-def MRM_D8 : Format<56>; def MRM_D9 : Format<57>; def MRM_DA : Format<58>;
-def MRM_DB : Format<59>; def MRM_DC : Format<60>; def MRM_DD : Format<61>;
-def MRM_DE : Format<62>; def MRM_DF : Format<63>; def MRM_E0 : Format<64>;
-def MRM_E1 : Format<65>; def MRM_E2 : Format<66>; def MRM_E3 : Format<67>;
-def MRM_E4 : Format<68>; def MRM_E5 : Format<69>; def MRM_E6 : Format<70>;
-def MRM_E7 : Format<71>; def MRM_E8 : Format<72>; def MRM_E9 : Format<73>;
-def MRM_EA : Format<74>; def MRM_EB : Format<75>; def MRM_EC : Format<76>;
-def MRM_ED : Format<77>; def MRM_EE : Format<78>; def MRM_EF : Format<79>;
-def MRM_F0 : Format<80>; def MRM_F1 : Format<81>; def MRM_F2 : Format<82>;
-def MRM_F3 : Format<83>; def MRM_F4 : Format<84>; def MRM_F5 : Format<85>;
-def MRM_F6 : Format<86>; def MRM_F7 : Format<87>; def MRM_F8 : Format<88>;
-def MRM_F9 : Format<89>; def MRM_FA : Format<90>; def MRM_FB : Format<91>;
-def MRM_FC : Format<92>; def MRM_FD : Format<93>; def MRM_FE : Format<94>;
-def MRM_FF : Format<95>;
+def Pseudo : Format<0>;
+def RawFrm : Format<1>;
+def AddRegFrm : Format<2>;
+def RawFrmMemOffs : Format<3>;
+def RawFrmSrc : Format<4>;
+def RawFrmDst : Format<5>;
+def RawFrmDstSrc : Format<6>;
+def RawFrmImm8 : Format<7>;
+def RawFrmImm16 : Format<8>;
+def MRMDestMem : Format<32>;
+def MRMSrcMem : Format<33>;
+def MRMXm : Format<39>;
+def MRM0m : Format<40>; def MRM1m : Format<41>; def MRM2m : Format<42>;
+def MRM3m : Format<43>; def MRM4m : Format<44>; def MRM5m : Format<45>;
+def MRM6m : Format<46>; def MRM7m : Format<47>;
+def MRMDestReg : Format<48>;
+def MRMSrcReg : Format<49>;
+def MRMXr : Format<55>;
+def MRM0r : Format<56>; def MRM1r : Format<57>; def MRM2r : Format<58>;
+def MRM3r : Format<59>; def MRM4r : Format<60>; def MRM5r : Format<61>;
+def MRM6r : Format<62>; def MRM7r : Format<63>;
+def MRM_C0 : Format<64>; def MRM_C1 : Format<65>; def MRM_C2 : Format<66>;
+def MRM_C3 : Format<67>; def MRM_C4 : Format<68>; def MRM_C5 : Format<69>;
+def MRM_C6 : Format<70>; def MRM_C7 : Format<71>; def MRM_C8 : Format<72>;
+def MRM_C9 : Format<73>; def MRM_CA : Format<74>; def MRM_CB : Format<75>;
+def MRM_CC : Format<76>; def MRM_CD : Format<77>; def MRM_CE : Format<78>;
+def MRM_CF : Format<79>; def MRM_D0 : Format<80>; def MRM_D1 : Format<81>;
+def MRM_D2 : Format<82>; def MRM_D3 : Format<83>; def MRM_D4 : Format<84>;
+def MRM_D5 : Format<85>; def MRM_D6 : Format<86>; def MRM_D7 : Format<87>;
+def MRM_D8 : Format<88>; def MRM_D9 : Format<89>; def MRM_DA : Format<90>;
+def MRM_DB : Format<91>; def MRM_DC : Format<92>; def MRM_DD : Format<93>;
+def MRM_DE : Format<94>; def MRM_DF : Format<95>; def MRM_E0 : Format<96>;
+def MRM_E1 : Format<97>; def MRM_E2 : Format<98>; def MRM_E3 : Format<99>;
+def MRM_E4 : Format<100>; def MRM_E5 : Format<101>; def MRM_E6 : Format<102>;
+def MRM_E7 : Format<103>; def MRM_E8 : Format<104>; def MRM_E9 : Format<105>;
+def MRM_EA : Format<106>; def MRM_EB : Format<107>; def MRM_EC : Format<108>;
+def MRM_ED : Format<109>; def MRM_EE : Format<110>; def MRM_EF : Format<111>;
+def MRM_F0 : Format<112>; def MRM_F1 : Format<113>; def MRM_F2 : Format<114>;
+def MRM_F3 : Format<115>; def MRM_F4 : Format<116>; def MRM_F5 : Format<117>;
+def MRM_F6 : Format<118>; def MRM_F7 : Format<119>; def MRM_F8 : Format<120>;
+def MRM_F9 : Format<121>; def MRM_FA : Format<122>; def MRM_FB : Format<123>;
+def MRM_FC : Format<124>; def MRM_FD : Format<125>; def MRM_FE : Format<126>;
+def MRM_FF : Format<127>;
// ImmType - This specifies the immediate type used by an instruction. This is
// part of the ad-hoc solution used to emit machine instruction encodings by our
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