Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(757)

Issues Search
    My Issues | Starred     Open | Closed | All

Unified Diff: src/mips/constants-mips.h

Issue 1108583003: MIPS: Add rounding support in simulator and RINT instruction. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Addressed comments Created 5 years, 8 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View side-by-side diff with in-line comments
Download patch
« no previous file with comments | « src/mips/assembler-mips.cc ('k') | src/mips/disasm-mips.cc » ('j') | no next file with comments »
Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
Index: src/mips/constants-mips.h
diff --git a/src/mips/constants-mips.h b/src/mips/constants-mips.h
index 22c3e6c18bc548bca41d9587ab9d9116e90ac348..2943a492e7f31a39b376019ceb750262e542a442 100644
--- a/src/mips/constants-mips.h
+++ b/src/mips/constants-mips.h
@@ -369,187 +369,188 @@ enum Opcode {
enum SecondaryField {
// SPECIAL Encoding of Function Field.
- SLL = ((0 << 3) + 0),
- MOVCI = ((0 << 3) + 1),
- SRL = ((0 << 3) + 2),
- SRA = ((0 << 3) + 3),
- SLLV = ((0 << 3) + 4),
- SRLV = ((0 << 3) + 6),
- SRAV = ((0 << 3) + 7),
-
- JR = ((1 << 3) + 0),
- JALR = ((1 << 3) + 1),
- MOVZ = ((1 << 3) + 2),
- MOVN = ((1 << 3) + 3),
- BREAK = ((1 << 3) + 5),
-
- MFHI = ((2 << 3) + 0),
- CLZ_R6 = ((2 << 3) + 0),
- CLO_R6 = ((2 << 3) + 1),
- MFLO = ((2 << 3) + 2),
-
- MULT = ((3 << 3) + 0),
- MULTU = ((3 << 3) + 1),
- DIV = ((3 << 3) + 2),
- DIVU = ((3 << 3) + 3),
-
- ADD = ((4 << 3) + 0),
- ADDU = ((4 << 3) + 1),
- SUB = ((4 << 3) + 2),
- SUBU = ((4 << 3) + 3),
- AND = ((4 << 3) + 4),
- OR = ((4 << 3) + 5),
- XOR = ((4 << 3) + 6),
- NOR = ((4 << 3) + 7),
-
- SLT = ((5 << 3) + 2),
- SLTU = ((5 << 3) + 3),
-
- TGE = ((6 << 3) + 0),
- TGEU = ((6 << 3) + 1),
- TLT = ((6 << 3) + 2),
- TLTU = ((6 << 3) + 3),
- TEQ = ((6 << 3) + 4),
- SELEQZ_S = ((6 << 3) + 5),
- TNE = ((6 << 3) + 6),
- SELNEZ_S = ((6 << 3) + 7),
+ SLL = ((0 << 3) + 0),
+ MOVCI = ((0 << 3) + 1),
+ SRL = ((0 << 3) + 2),
+ SRA = ((0 << 3) + 3),
+ SLLV = ((0 << 3) + 4),
+ SRLV = ((0 << 3) + 6),
+ SRAV = ((0 << 3) + 7),
+
+ JR = ((1 << 3) + 0),
+ JALR = ((1 << 3) + 1),
+ MOVZ = ((1 << 3) + 2),
+ MOVN = ((1 << 3) + 3),
+ BREAK = ((1 << 3) + 5),
+
+ MFHI = ((2 << 3) + 0),
+ CLZ_R6 = ((2 << 3) + 0),
+ CLO_R6 = ((2 << 3) + 1),
+ MFLO = ((2 << 3) + 2),
+
+ MULT = ((3 << 3) + 0),
+ MULTU = ((3 << 3) + 1),
+ DIV = ((3 << 3) + 2),
+ DIVU = ((3 << 3) + 3),
+
+ ADD = ((4 << 3) + 0),
+ ADDU = ((4 << 3) + 1),
+ SUB = ((4 << 3) + 2),
+ SUBU = ((4 << 3) + 3),
+ AND = ((4 << 3) + 4),
+ OR = ((4 << 3) + 5),
+ XOR = ((4 << 3) + 6),
+ NOR = ((4 << 3) + 7),
+
+ SLT = ((5 << 3) + 2),
+ SLTU = ((5 << 3) + 3),
+
+ TGE = ((6 << 3) + 0),
+ TGEU = ((6 << 3) + 1),
+ TLT = ((6 << 3) + 2),
+ TLTU = ((6 << 3) + 3),
+ TEQ = ((6 << 3) + 4),
+ SELEQZ_S = ((6 << 3) + 5),
+ TNE = ((6 << 3) + 6),
+ SELNEZ_S = ((6 << 3) + 7),
// Multiply integers in r6.
- MUL_MUH = ((3 << 3) + 0), // MUL, MUH.
- MUL_MUH_U = ((3 << 3) + 1), // MUL_U, MUH_U.
+ MUL_MUH = ((3 << 3) + 0), // MUL, MUH.
+ MUL_MUH_U = ((3 << 3) + 1), // MUL_U, MUH_U.
+ RINT = ((3 << 3) + 2),
- MUL_OP = ((0 << 3) + 2),
- MUH_OP = ((0 << 3) + 3),
- DIV_OP = ((0 << 3) + 2),
- MOD_OP = ((0 << 3) + 3),
+ MUL_OP = ((0 << 3) + 2),
+ MUH_OP = ((0 << 3) + 3),
+ DIV_OP = ((0 << 3) + 2),
+ MOD_OP = ((0 << 3) + 3),
- DIV_MOD = ((3 << 3) + 2),
- DIV_MOD_U = ((3 << 3) + 3),
+ DIV_MOD = ((3 << 3) + 2),
+ DIV_MOD_U = ((3 << 3) + 3),
// SPECIAL2 Encoding of Function Field.
- MUL = ((0 << 3) + 2),
- CLZ = ((4 << 3) + 0),
- CLO = ((4 << 3) + 1),
+ MUL = ((0 << 3) + 2),
+ CLZ = ((4 << 3) + 0),
+ CLO = ((4 << 3) + 1),
// SPECIAL3 Encoding of Function Field.
- EXT = ((0 << 3) + 0),
- INS = ((0 << 3) + 4),
+ EXT = ((0 << 3) + 0),
+ INS = ((0 << 3) + 4),
// REGIMM encoding of rt Field.
- BLTZ = ((0 << 3) + 0) << 16,
- BGEZ = ((0 << 3) + 1) << 16,
- BLTZAL = ((2 << 3) + 0) << 16,
- BGEZAL = ((2 << 3) + 1) << 16,
- BGEZALL = ((2 << 3) + 3) << 16,
+ BLTZ = ((0 << 3) + 0) << 16,
+ BGEZ = ((0 << 3) + 1) << 16,
+ BLTZAL = ((2 << 3) + 0) << 16,
+ BGEZAL = ((2 << 3) + 1) << 16,
+ BGEZALL = ((2 << 3) + 3) << 16,
// COP1 Encoding of rs Field.
- MFC1 = ((0 << 3) + 0) << 21,
- CFC1 = ((0 << 3) + 2) << 21,
- MFHC1 = ((0 << 3) + 3) << 21,
- MTC1 = ((0 << 3) + 4) << 21,
- CTC1 = ((0 << 3) + 6) << 21,
- MTHC1 = ((0 << 3) + 7) << 21,
- BC1 = ((1 << 3) + 0) << 21,
- S = ((2 << 3) + 0) << 21,
- D = ((2 << 3) + 1) << 21,
- W = ((2 << 3) + 4) << 21,
- L = ((2 << 3) + 5) << 21,
- PS = ((2 << 3) + 6) << 21,
+ MFC1 = ((0 << 3) + 0) << 21,
+ CFC1 = ((0 << 3) + 2) << 21,
+ MFHC1 = ((0 << 3) + 3) << 21,
+ MTC1 = ((0 << 3) + 4) << 21,
+ CTC1 = ((0 << 3) + 6) << 21,
+ MTHC1 = ((0 << 3) + 7) << 21,
+ BC1 = ((1 << 3) + 0) << 21,
+ S = ((2 << 3) + 0) << 21,
+ D = ((2 << 3) + 1) << 21,
+ W = ((2 << 3) + 4) << 21,
+ L = ((2 << 3) + 5) << 21,
+ PS = ((2 << 3) + 6) << 21,
// COP1 Encoding of Function Field When rs=S.
- ROUND_L_S = ((1 << 3) + 0),
- TRUNC_L_S = ((1 << 3) + 1),
- CEIL_L_S = ((1 << 3) + 2),
- FLOOR_L_S = ((1 << 3) + 3),
- ROUND_W_S = ((1 << 3) + 4),
- TRUNC_W_S = ((1 << 3) + 5),
- CEIL_W_S = ((1 << 3) + 6),
- FLOOR_W_S = ((1 << 3) + 7),
- CVT_D_S = ((4 << 3) + 1),
- CVT_W_S = ((4 << 3) + 4),
- CVT_L_S = ((4 << 3) + 5),
- CVT_PS_S = ((4 << 3) + 6),
+ ROUND_L_S = ((1 << 3) + 0),
+ TRUNC_L_S = ((1 << 3) + 1),
+ CEIL_L_S = ((1 << 3) + 2),
+ FLOOR_L_S = ((1 << 3) + 3),
+ ROUND_W_S = ((1 << 3) + 4),
+ TRUNC_W_S = ((1 << 3) + 5),
+ CEIL_W_S = ((1 << 3) + 6),
+ FLOOR_W_S = ((1 << 3) + 7),
+ CVT_D_S = ((4 << 3) + 1),
+ CVT_W_S = ((4 << 3) + 4),
+ CVT_L_S = ((4 << 3) + 5),
+ CVT_PS_S = ((4 << 3) + 6),
// COP1 Encoding of Function Field When rs=D.
- ADD_D = ((0 << 3) + 0),
- SUB_D = ((0 << 3) + 1),
- MUL_D = ((0 << 3) + 2),
- DIV_D = ((0 << 3) + 3),
- SQRT_D = ((0 << 3) + 4),
- ABS_D = ((0 << 3) + 5),
- MOV_D = ((0 << 3) + 6),
- NEG_D = ((0 << 3) + 7),
- ROUND_L_D = ((1 << 3) + 0),
- TRUNC_L_D = ((1 << 3) + 1),
- CEIL_L_D = ((1 << 3) + 2),
- FLOOR_L_D = ((1 << 3) + 3),
- ROUND_W_D = ((1 << 3) + 4),
- TRUNC_W_D = ((1 << 3) + 5),
- CEIL_W_D = ((1 << 3) + 6),
- FLOOR_W_D = ((1 << 3) + 7),
- MIN = ((3 << 3) + 4),
- MINA = ((3 << 3) + 5),
- MAX = ((3 << 3) + 6),
- MAXA = ((3 << 3) + 7),
- CVT_S_D = ((4 << 3) + 0),
- CVT_W_D = ((4 << 3) + 4),
- CVT_L_D = ((4 << 3) + 5),
- C_F_D = ((6 << 3) + 0),
- C_UN_D = ((6 << 3) + 1),
- C_EQ_D = ((6 << 3) + 2),
- C_UEQ_D = ((6 << 3) + 3),
- C_OLT_D = ((6 << 3) + 4),
- C_ULT_D = ((6 << 3) + 5),
- C_OLE_D = ((6 << 3) + 6),
- C_ULE_D = ((6 << 3) + 7),
+ ADD_D = ((0 << 3) + 0),
+ SUB_D = ((0 << 3) + 1),
+ MUL_D = ((0 << 3) + 2),
+ DIV_D = ((0 << 3) + 3),
+ SQRT_D = ((0 << 3) + 4),
+ ABS_D = ((0 << 3) + 5),
+ MOV_D = ((0 << 3) + 6),
+ NEG_D = ((0 << 3) + 7),
+ ROUND_L_D = ((1 << 3) + 0),
+ TRUNC_L_D = ((1 << 3) + 1),
+ CEIL_L_D = ((1 << 3) + 2),
+ FLOOR_L_D = ((1 << 3) + 3),
+ ROUND_W_D = ((1 << 3) + 4),
+ TRUNC_W_D = ((1 << 3) + 5),
+ CEIL_W_D = ((1 << 3) + 6),
+ FLOOR_W_D = ((1 << 3) + 7),
+ MIN = ((3 << 3) + 4),
+ MINA = ((3 << 3) + 5),
+ MAX = ((3 << 3) + 6),
+ MAXA = ((3 << 3) + 7),
+ CVT_S_D = ((4 << 3) + 0),
+ CVT_W_D = ((4 << 3) + 4),
+ CVT_L_D = ((4 << 3) + 5),
+ C_F_D = ((6 << 3) + 0),
+ C_UN_D = ((6 << 3) + 1),
+ C_EQ_D = ((6 << 3) + 2),
+ C_UEQ_D = ((6 << 3) + 3),
+ C_OLT_D = ((6 << 3) + 4),
+ C_ULT_D = ((6 << 3) + 5),
+ C_OLE_D = ((6 << 3) + 6),
+ C_ULE_D = ((6 << 3) + 7),
// COP1 Encoding of Function Field When rs=W or L.
- CVT_S_W = ((4 << 3) + 0),
- CVT_D_W = ((4 << 3) + 1),
- CVT_S_L = ((4 << 3) + 0),
- CVT_D_L = ((4 << 3) + 1),
- BC1EQZ = ((2 << 2) + 1) << 21,
- BC1NEZ = ((3 << 2) + 1) << 21,
+ CVT_S_W = ((4 << 3) + 0),
+ CVT_D_W = ((4 << 3) + 1),
+ CVT_S_L = ((4 << 3) + 0),
+ CVT_D_L = ((4 << 3) + 1),
+ BC1EQZ = ((2 << 2) + 1) << 21,
+ BC1NEZ = ((3 << 2) + 1) << 21,
// COP1 CMP positive predicates Bit 5..4 = 00.
- CMP_AF = ((0 << 3) + 0),
- CMP_UN = ((0 << 3) + 1),
- CMP_EQ = ((0 << 3) + 2),
- CMP_UEQ = ((0 << 3) + 3),
- CMP_LT = ((0 << 3) + 4),
- CMP_ULT = ((0 << 3) + 5),
- CMP_LE = ((0 << 3) + 6),
- CMP_ULE = ((0 << 3) + 7),
- CMP_SAF = ((1 << 3) + 0),
- CMP_SUN = ((1 << 3) + 1),
- CMP_SEQ = ((1 << 3) + 2),
- CMP_SUEQ = ((1 << 3) + 3),
- CMP_SSLT = ((1 << 3) + 4),
- CMP_SSULT = ((1 << 3) + 5),
- CMP_SLE = ((1 << 3) + 6),
- CMP_SULE = ((1 << 3) + 7),
+ CMP_AF = ((0 << 3) + 0),
+ CMP_UN = ((0 << 3) + 1),
+ CMP_EQ = ((0 << 3) + 2),
+ CMP_UEQ = ((0 << 3) + 3),
+ CMP_LT = ((0 << 3) + 4),
+ CMP_ULT = ((0 << 3) + 5),
+ CMP_LE = ((0 << 3) + 6),
+ CMP_ULE = ((0 << 3) + 7),
+ CMP_SAF = ((1 << 3) + 0),
+ CMP_SUN = ((1 << 3) + 1),
+ CMP_SEQ = ((1 << 3) + 2),
+ CMP_SUEQ = ((1 << 3) + 3),
+ CMP_SSLT = ((1 << 3) + 4),
+ CMP_SSULT = ((1 << 3) + 5),
+ CMP_SLE = ((1 << 3) + 6),
+ CMP_SULE = ((1 << 3) + 7),
// COP1 CMP negative predicates Bit 5..4 = 01.
- CMP_AT = ((2 << 3) + 0), // Reserved, not implemented.
- CMP_OR = ((2 << 3) + 1),
- CMP_UNE = ((2 << 3) + 2),
- CMP_NE = ((2 << 3) + 3),
- CMP_UGE = ((2 << 3) + 4), // Reserved, not implemented.
- CMP_OGE = ((2 << 3) + 5), // Reserved, not implemented.
- CMP_UGT = ((2 << 3) + 6), // Reserved, not implemented.
- CMP_OGT = ((2 << 3) + 7), // Reserved, not implemented.
- CMP_SAT = ((3 << 3) + 0), // Reserved, not implemented.
- CMP_SOR = ((3 << 3) + 1),
- CMP_SUNE = ((3 << 3) + 2),
- CMP_SNE = ((3 << 3) + 3),
- CMP_SUGE = ((3 << 3) + 4), // Reserved, not implemented.
- CMP_SOGE = ((3 << 3) + 5), // Reserved, not implemented.
- CMP_SUGT = ((3 << 3) + 6), // Reserved, not implemented.
- CMP_SOGT = ((3 << 3) + 7), // Reserved, not implemented.
-
- SEL = ((2 << 3) + 0),
- SELEQZ_C = ((2 << 3) + 4), // COP1 on FPR registers.
- SELNEZ_C = ((2 << 3) + 7), // COP1 on FPR registers.
+ CMP_AT = ((2 << 3) + 0), // Reserved, not implemented.
+ CMP_OR = ((2 << 3) + 1),
+ CMP_UNE = ((2 << 3) + 2),
+ CMP_NE = ((2 << 3) + 3),
+ CMP_UGE = ((2 << 3) + 4), // Reserved, not implemented.
+ CMP_OGE = ((2 << 3) + 5), // Reserved, not implemented.
+ CMP_UGT = ((2 << 3) + 6), // Reserved, not implemented.
+ CMP_OGT = ((2 << 3) + 7), // Reserved, not implemented.
+ CMP_SAT = ((3 << 3) + 0), // Reserved, not implemented.
+ CMP_SOR = ((3 << 3) + 1),
+ CMP_SUNE = ((3 << 3) + 2),
+ CMP_SNE = ((3 << 3) + 3),
+ CMP_SUGE = ((3 << 3) + 4), // Reserved, not implemented.
+ CMP_SOGE = ((3 << 3) + 5), // Reserved, not implemented.
+ CMP_SUGT = ((3 << 3) + 6), // Reserved, not implemented.
+ CMP_SOGT = ((3 << 3) + 7), // Reserved, not implemented.
+
+ SEL = ((2 << 3) + 0),
+ SELEQZ_C = ((2 << 3) + 4), // COP1 on FPR registers.
+ SELNEZ_C = ((2 << 3) + 7), // COP1 on FPR registers.
// COP1 Encoding of Function Field When rs=PS.
// COP1X Encoding of Function Field.
- MADD_D = ((4 << 3) + 1),
+ MADD_D = ((4 << 3) + 1),
- NULLSF = 0
+ NULLSF = 0
};
« no previous file with comments | « src/mips/assembler-mips.cc ('k') | src/mips/disasm-mips.cc » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698