[llvm-commits] CVS: llvm/lib/Target/X86/X86InstrInfo.def
Brian Gaeke
gaeke at cs.uiuc.edu
Thu Jun 19 14:42:01 PDT 2003
Changes in directory llvm/lib/Target/X86:
X86InstrInfo.def updated: 1.58 -> 1.59
---
Log message:
RECAPITALIZE all the names of pseudo-instructions, and add a comment explaining
the convention.
:-)
---
Diffs of the changes:
Index: llvm/lib/Target/X86/X86InstrInfo.def
diff -u llvm/lib/Target/X86/X86InstrInfo.def:1.58 llvm/lib/Target/X86/X86InstrInfo.def:1.59
--- llvm/lib/Target/X86/X86InstrInfo.def:1.58 Thu Jun 19 14:34:44 2003
+++ llvm/lib/Target/X86/X86InstrInfo.def Thu Jun 19 14:41:13 2003
@@ -48,7 +48,10 @@
// Arguments to be passed into the I macro
// #1: Enum name - This ends up being the opcode symbol in the X86 namespace
-// #2: Opcode name, as used by the gnu assembler
+// #2: Opcode name, as used by the Intel assembler. This should be in
+// ALL CAPS for pseudo-instructions (which the assembler should never
+// see), or all lowercase for real instructions (which the assembler
+// should see).
// #3: The base opcode for the instruction
// #4: Instruction Flags - This should be a field or'd together that contains
// constants from the TargetInstrInfo.h file.
@@ -60,7 +63,7 @@
//
// The first instruction must always be the PHI instruction:
-I(PHI , "phi", 0, 0, X86II::Pseudo , NoIR, NoIR)
+I(PHI , "PHI", 0, 0, X86II::Pseudo , NoIR, NoIR)
// The second instruction must always be the noop instruction:
I(NOOP , "nop", 0x90, 0, X86II::RawFrm | X86II::Void, NoIR, NoIR) // nop
@@ -72,18 +75,18 @@
// instruction turns into a noop, but if the frame pointer is retained, this
// turns into a 'sub ESP, <amount>'.
//
-I(ADJCALLSTACKDOWN, "adjcallstackdown", 0, 0, X86II::Pseudo, NoIR, NoIR)
+I(ADJCALLSTACKDOWN, "ADJCALLSTACKDOWN", 0, 0, X86II::Pseudo, NoIR, NoIR)
// This instruction is used to mark readjustment of the stack after a function
// call. If the frame pointer is retained, this becomes a 'add ESP, <amount>'
// instruction after the call.
-I(ADJCALLSTACKUP , "adjcallstackup" , 0, 0, X86II::Pseudo, NoIR, NoIR)
+I(ADJCALLSTACKUP , "ADJCALLSTACKUP" , 0, 0, X86II::Pseudo, NoIR, NoIR)
// This pseudo-instruction is used to record implicit uses of physical registers
// at the end of the function. This ensures that bad things aren't done to
// registes that are live on exit from the function (for example, EAX).
//
-I(IMPLICIT_USE, "implicit_use", 0, 0, X86II::Pseudo, NoIR, NoIR)
+I(IMPLICIT_USE, "IMPLICIT_USE", 0, 0, X86II::Pseudo, NoIR, NoIR)
// Flow control instructions
@@ -288,15 +291,15 @@
// FIXME: These need to indicate mod/ref sets for FP regs... & FP 'TOP'
// Floating point pseudo instructions...
-I(FpMOV , "fmov" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::SpecialFP, NoIR, NoIR) // f1 = fmov f2
-I(FpADD , "fadd" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // f1 = fadd f2, f3
-I(FpSUB , "fsub" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // f1 = fsub f2, f3
-I(FpMUL , "fmul" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // f1 = fmul f2, f3
-I(FpDIV , "fdiv" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // f1 = fdiv f2, f3
-I(FpUCOM , "fucom", 0, M_PSEUDO_FLAG, X86II::Void | X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // FPSW = fucom f1, f2
+I(FpMOV , "FMOV" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::SpecialFP, NoIR, NoIR) // f1 = fmov f2
+I(FpADD , "FADD" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // f1 = fadd f2, f3
+I(FpSUB , "FSUB" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // f1 = fsub f2, f3
+I(FpMUL , "FMUL" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // f1 = fmul f2, f3
+I(FpDIV , "FDIV" , 0, M_PSEUDO_FLAG, X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // f1 = fdiv f2, f3
+I(FpUCOM , "FUCOM", 0, M_PSEUDO_FLAG, X86II::Void | X86II::ArgF80 | X86II::Pseudo | X86II::TwoArgFP , NoIR, NoIR) // FPSW = fucom f1, f2
-I(FpGETRESULT , "fgetresult",0, M_PSEUDO_FLAG, X86II::Pseudo | X86II::SpecialFP, NoIR, NoIR) // FPR = ST(0)
-I(FpSETRESULT , "fsetresult",0, M_PSEUDO_FLAG | M_TERMINATOR_FLAG, X86II::Void | X86II::Pseudo | X86II::SpecialFP, NoIR, NoIR) // ST(0) = FPR
+I(FpGETRESULT , "FGETRESULT",0, M_PSEUDO_FLAG, X86II::Pseudo | X86II::SpecialFP, NoIR, NoIR) // FPR = ST(0)
+I(FpSETRESULT , "FSETRESULT",0, M_PSEUDO_FLAG | M_TERMINATOR_FLAG, X86II::Void | X86II::Pseudo | X86II::SpecialFP, NoIR, NoIR) // ST(0) = FPR
// Floating point loads & stores... PREFIX ARGTYPE ENCODING FP INST TYPE REF MOD
I(FLDr32 , "fld", 0xD9, 0, X86II::ArgF32 | X86II::MRMS0m | X86II::ZeroArgFP, NoIR, NoIR) // load float
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