aboutsummaryrefslogtreecommitdiff
path: root/opcodes/ppc-opc.c
diff options
context:
space:
mode:
authorAlan Modra <amodra@gmail.com>2007-04-21 05:14:21 +0000
committerAlan Modra <amodra@gmail.com>2007-04-21 05:14:21 +0000
commit717bbdf18106a202656b1f34c03b02f52b84a849 (patch)
treefd1b04435138fdd3f034f02c9afe0ce391c33d07 /opcodes/ppc-opc.c
parentbd7803a985f8c34448386846a9ebe1fc024feb8a (diff)
downloadgdb-717bbdf18106a202656b1f34c03b02f52b84a849.zip
gdb-717bbdf18106a202656b1f34c03b02f52b84a849.tar.gz
gdb-717bbdf18106a202656b1f34c03b02f52b84a849.tar.bz2
* ppc-opc.c (powerpc_operands): Delete duplicate entries.
(BA_MASK, FXM_MASK, STRM_MASK, VA_MASK, VB_MASK, VC_MASK): Delete. (VD_MASK, WS_MASK, MTMSRD_L, XRT_L): Delete. (powerpc_opcodes): Replace uses of MTMSRD_L and XRT_L.
Diffstat (limited to 'opcodes/ppc-opc.c')
-rw-r--r--opcodes/ppc-opc.c87
1 files changed, 29 insertions, 58 deletions
diff --git a/opcodes/ppc-opc.c b/opcodes/ppc-opc.c
index f22787e..50a33f3 100644
--- a/opcodes/ppc-opc.c
+++ b/opcodes/ppc-opc.c
@@ -76,7 +76,7 @@ static long extract_tbr (unsigned long, int, int *);
/* The operands table.
- The fields are bits, shift, insert, extract, flags.
+ The fields are bitm, shift, insert, extract, flags.
We used to put parens around the various additions, like the one
for BA just below. However, that caused trouble with feeble
@@ -94,7 +94,9 @@ const struct powerpc_operand powerpc_operands[] =
/* The BA field in an XL form instruction. */
#define BA UNUSED + 1
-#define BA_MASK (0x1f << 16)
+ /* The BI field in a B form or XL form instruction. */
+#define BI BA
+#define BI_MASK (0x1f << 16)
{ 0x1f, 16, NULL, NULL, PPC_OPERAND_CR },
/* The BA field in an XL form instruction when it must be the same
@@ -148,6 +150,8 @@ const struct powerpc_operand powerpc_operands[] =
/* The BF field in an X or XL form instruction. */
#define BF BDPA + 1
+ /* The CRFD field in an X form instruction. */
+#define CRFD BF
{ 0x7, 23, NULL, NULL, PPC_OPERAND_CR },
/* An optional BF field. This is used for comparison instructions,
@@ -159,14 +163,9 @@ const struct powerpc_operand powerpc_operands[] =
#define BFA OBF + 1
{ 0x7, 18, NULL, NULL, PPC_OPERAND_CR },
- /* The BI field in a B form or XL form instruction. */
-#define BI BFA + 1
-#define BI_MASK (0x1f << 16)
- { 0x1f, 16, NULL, NULL, PPC_OPERAND_CR },
-
/* The BO field in a B form instruction. Certain values are
illegal. */
-#define BO BI + 1
+#define BO BFA + 1
#define BO_MASK (0x1f << 21)
{ 0x1f, 21, insert_bo, extract_bo, 0 },
@@ -191,18 +190,19 @@ const struct powerpc_operand powerpc_operands[] =
/* The CRB field in an X form instruction. */
#define CRB CR + 1
+ /* The MB field in an M form instruction. */
+#define MB CRB
+#define MB_MASK (0x1f << 6)
{ 0x1f, 6, NULL, NULL, 0 },
- /* The CRFD field in an X form instruction. */
-#define CRFD CRB + 1
- { 0x7, 23, NULL, NULL, PPC_OPERAND_CR },
-
/* The CRFS field in an X form instruction. */
-#define CRFS CRFD + 1
+#define CRFS CRB + 1
{ 0x7, 0, NULL, NULL, PPC_OPERAND_CR },
/* The CT field in an X form instruction. */
#define CT CRFS + 1
+ /* The MO field in an mbar instruction. */
+#define MO CT
{ 0x1f, 21, NULL, NULL, PPC_OPERAND_OPTIONAL },
/* The D field in a D form instruction. This is a displacement off
@@ -239,6 +239,8 @@ const struct powerpc_operand powerpc_operands[] =
/* The FL1 field in a POWER SC form instruction. */
#define FL1 E + 1
+ /* The U field in an X form instruction. */
+#define U FL1
{ 0xf, 12, NULL, NULL, 0 },
/* The FL2 field in a POWER SC form instruction. */
@@ -272,7 +274,6 @@ const struct powerpc_operand powerpc_operands[] =
/* The FXM field in an XFX instruction. */
#define FXM FRS + 1
-#define FXM_MASK (0xff << 12)
{ 0xff, 12, insert_fxm, extract_fxm, 0 },
/* Power4 version for mfcr. */
@@ -305,13 +306,8 @@ const struct powerpc_operand powerpc_operands[] =
#define LS LIA + 1
{ 0x3, 21, NULL, NULL, PPC_OPERAND_OPTIONAL },
- /* The MB field in an M form instruction. */
-#define MB LS + 1
-#define MB_MASK (0x1f << 6)
- { 0x1f, 6, NULL, NULL, 0 },
-
/* The ME field in an M form instruction. */
-#define ME MB + 1
+#define ME LS + 1
#define ME_MASK (0x1f << 1)
{ 0x1f, 1, NULL, NULL, 0 },
@@ -330,13 +326,9 @@ const struct powerpc_operand powerpc_operands[] =
#define MB6_MASK (0x3f << 5)
{ 0x3f, 5, insert_mb6, extract_mb6, 0 },
- /* The MO field in an mbar instruction. */
-#define MO MB6 + 1
- { 0x1f, 21, NULL, NULL, PPC_OPERAND_OPTIONAL },
-
/* The NB field in an X form instruction. The value 32 is stored as
0. */
-#define NB MO + 1
+#define NB MB6 + 1
{ 0x1f, 11, NULL, extract_nb, PPC_OPERAND_PLUS1 },
/* The NSI field in a D form instruction. This is the same as the
@@ -399,24 +391,22 @@ const struct powerpc_operand powerpc_operands[] =
#define RT_MASK (0x1f << 21)
{ 0x1f, 21, NULL, NULL, PPC_OPERAND_GPR },
- /* The RS field of the DS form stq instruction, which has special
- value restrictions. */
+ /* The RS and RT fields of the DS form stq instruction, which have
+ special value restrictions. */
#define RSQ RS + 1
- { 0x1e, 21, NULL, NULL, PPC_OPERAND_GPR_0 },
-
- /* The RT field of the DQ form lq instruction, which has special
- value restrictions. */
-#define RTQ RSQ + 1
+#define RTQ RSQ
{ 0x1e, 21, NULL, NULL, PPC_OPERAND_GPR_0 },
/* The RS field of the tlbwe instruction, which is optional. */
-#define RSO RTQ + 1
+#define RSO RSQ + 1
#define RTO RSO
{ 0x1f, 21, NULL, NULL, PPC_OPERAND_GPR | PPC_OPERAND_OPTIONAL },
/* The SH field in an X or M form instruction. */
#define SH RSO + 1
#define SH_MASK (0x1f << 11)
+ /* The other UIMM field in a EVX form instruction. */
+#define EVUIMM SH
{ 0x1f, 11, NULL, NULL, 0 },
/* The SH field in an MD form instruction. This is split. */
@@ -459,7 +449,6 @@ const struct powerpc_operand powerpc_operands[] =
/* The STRM field in an X AltiVec form instruction. */
#define STRM SR + 1
-#define STRM_MASK (0x3 << 21)
{ 0x3, 21, NULL, NULL, 0 },
/* The SV field in a POWER SC form instruction. */
@@ -476,33 +465,25 @@ const struct powerpc_operand powerpc_operands[] =
#define TO_MASK (0x1f << 21)
{ 0x1f, 21, NULL, NULL, 0 },
- /* The U field in an X form instruction. */
-#define U TO + 1
- { 0xf, 12, NULL, NULL, 0 },
-
/* The UI field in a D form instruction. */
-#define UI U + 1
+#define UI TO + 1
{ 0xffff, 0, NULL, NULL, 0 },
/* The VA field in a VA, VX or VXR form instruction. */
#define VA UI + 1
-#define VA_MASK (0x1f << 16)
{ 0x1f, 16, NULL, NULL, PPC_OPERAND_VR },
/* The VB field in a VA, VX or VXR form instruction. */
#define VB VA + 1
-#define VB_MASK (0x1f << 11)
{ 0x1f, 11, NULL, NULL, PPC_OPERAND_VR },
/* The VC field in a VA form instruction. */
#define VC VB + 1
-#define VC_MASK (0x1f << 6)
{ 0x1f, 6, NULL, NULL, PPC_OPERAND_VR },
/* The VD or VS field in a VA, VX, VXR or X form instruction. */
#define VD VC + 1
#define VS VD
-#define VD_MASK (0x1f << 21)
{ 0x1f, 21, NULL, NULL, PPC_OPERAND_VR },
/* The SIMM field in a VX form instruction. */
@@ -518,12 +499,8 @@ const struct powerpc_operand powerpc_operands[] =
#define SHB UIMM + 1
{ 0xf, 6, NULL, NULL, 0 },
- /* The other UIMM field in a EVX form instruction. */
-#define EVUIMM SHB + 1
- { 0x1f, 11, NULL, NULL, 0 },
-
/* The other UIMM field in a half word EVX form instruction. */
-#define EVUIMM_2 EVUIMM + 1
+#define EVUIMM_2 SHB + 1
{ 0x3e, 10, NULL, NULL, PPC_OPERAND_PARENS },
/* The other UIMM field in a word EVX form instruction. */
@@ -536,12 +513,10 @@ const struct powerpc_operand powerpc_operands[] =
/* The WS field. */
#define WS EVUIMM_8 + 1
-#define WS_MASK (0x7 << 11)
{ 0x7, 11, NULL, NULL, 0 },
/* The L field in an mtmsrd or A form instruction. */
-#define MTMSRD_L WS + 1
-#define A_L MTMSRD_L
+#define A_L WS + 1
{ 0x1, 16, NULL, NULL, PPC_OPERAND_OPTIONAL },
#define RMC A_L + 1
@@ -563,12 +538,8 @@ const struct powerpc_operand powerpc_operands[] =
#define DGM DCM
{ 0x3f, 10, NULL, NULL, 0 },
- /* The L field in an X form with the RT field fixed instruction. */
-#define XRT_L SH16 + 1
- { 0x1, 21, NULL, NULL, PPC_OPERAND_OPTIONAL },
-
/* The EH field in larx instruction. */
-#define EH XRT_L + 1
+#define EH SH16 + 1
{ 0x1, 0, NULL, NULL, PPC_OPERAND_OPTIONAL },
};
@@ -3236,7 +3207,7 @@ const struct powerpc_opcode powerpc_opcodes[] = {
{ "ldarx", X(31,84), XEH_MASK, PPC64, { RT, RA0, RB, EH } },
{ "dcbfl", XOPL(31,86,1), XRT_MASK, POWER5, { RA, RB } },
-{ "dcbf", X(31,86), XLRT_MASK, PPC, { RA, RB, XRT_L } },
+{ "dcbf", X(31,86), XLRT_MASK, PPC, { RA, RB, L } },
{ "lbzx", X(31,87), X_MASK, COM, { RT, RA0, RB } },
@@ -3325,7 +3296,7 @@ const struct powerpc_opcode powerpc_opcodes[] = {
{ "dcbtls", X(31,166), X_MASK, PPCCHLK, { CT, RA, RB }},
{ "dcbtlse", X(31,174), X_MASK, PPCCHLK64, { CT, RA, RB }},
-{ "mtmsrd", X(31,178), XRLARB_MASK, PPC64, { RS, MTMSRD_L } },
+{ "mtmsrd", X(31,178), XRLARB_MASK, PPC64, { RS, A_L } },
{ "stdux", X(31,181), X_MASK, PPC64, { RS, RAS, RB } },