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authorBrian Paul <[email protected]>2008-09-12 21:52:47 -0600
committerBrian Paul <[email protected]>2008-09-12 21:52:47 -0600
commit8b5013d232bf6846717fac093465e8a39064e0b6 (patch)
treec79afbff7208e0dadb746592ad59acb2a48231db /src/gallium/auxiliary/rtasm
parent6f3eee921327ce76c05620eec714f2ff4f500826 (diff)
gallium: added print/dump code to SPE code emitter
Diffstat (limited to 'src/gallium/auxiliary/rtasm')
-rw-r--r--src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c128
-rw-r--r--src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h10
2 files changed, 113 insertions, 25 deletions
diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c
index 89f8e24ce6a..8718be9dedb 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c
+++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.c
@@ -27,12 +27,16 @@
* Real-time assembly generation interface for Cell B.E. SPEs.
*
* \author Ian Romanick <[email protected]>
+ * \author Brian Paul
*/
+
+#include <stdio.h>
#include "pipe/p_compiler.h"
#include "util/u_memory.h"
#include "rtasm_ppc_spe.h"
+
#ifdef GALLIUM_CELL
/**
* SPE instruction types
@@ -143,8 +147,25 @@ union spe_inst_RI18 {
/*@}*/
+static void
+indent(const struct spe_function *p)
+{
+ int i;
+ for (i = 0; i < p->indent; i++) {
+ putchar(' ');
+ }
+}
+
+
+static const char *
+rem_prefix(const char *longname)
+{
+ return longname + 4;
+}
+
+
static void emit_RR(struct spe_function *p, unsigned op, unsigned rT,
- unsigned rA, unsigned rB)
+ unsigned rA, unsigned rB, const char *name)
{
union spe_inst_RR inst;
inst.inst.op = op;
@@ -153,11 +174,15 @@ static void emit_RR(struct spe_function *p, unsigned op, unsigned rT,
inst.inst.rT = rT;
p->store[p->num_inst++] = inst.bits;
assert(p->num_inst <= p->max_inst);
+ if (p->print) {
+ indent(p);
+ printf("%s\tr%d, r%d, r%d\n", rem_prefix(name), rT, rA, rB);
+ }
}
static void emit_RRR(struct spe_function *p, unsigned op, unsigned rT,
- unsigned rA, unsigned rB, unsigned rC)
+ unsigned rA, unsigned rB, unsigned rC, const char *name)
{
union spe_inst_RRR inst;
inst.inst.op = op;
@@ -167,11 +192,15 @@ static void emit_RRR(struct spe_function *p, unsigned op, unsigned rT,
inst.inst.rC = rC;
p->store[p->num_inst++] = inst.bits;
assert(p->num_inst <= p->max_inst);
+ if (p->print) {
+ indent(p);
+ printf("%s\tr%d, r%d, r%d, r%d\n", rem_prefix(name), rT, rA, rB, rB);
+ }
}
static void emit_RI7(struct spe_function *p, unsigned op, unsigned rT,
- unsigned rA, int imm)
+ unsigned rA, int imm, const char *name)
{
union spe_inst_RI7 inst;
inst.inst.op = op;
@@ -180,12 +209,16 @@ static void emit_RI7(struct spe_function *p, unsigned op, unsigned rT,
inst.inst.rT = rT;
p->store[p->num_inst++] = inst.bits;
assert(p->num_inst <= p->max_inst);
+ if (p->print) {
+ indent(p);
+ printf("%s\tr%d, r%d, 0x%x\n", rem_prefix(name), rT, rA, imm);
+ }
}
static void emit_RI8(struct spe_function *p, unsigned op, unsigned rT,
- unsigned rA, int imm)
+ unsigned rA, int imm, const char *name)
{
union spe_inst_RI8 inst;
inst.inst.op = op;
@@ -194,12 +227,16 @@ static void emit_RI8(struct spe_function *p, unsigned op, unsigned rT,
inst.inst.rT = rT;
p->store[p->num_inst++] = inst.bits;
assert(p->num_inst <= p->max_inst);
+ if (p->print) {
+ indent(p);
+ printf("%s\tr%d, r%d, 0x%x\n", rem_prefix(name), rT, rA, imm);
+ }
}
static void emit_RI10(struct spe_function *p, unsigned op, unsigned rT,
- unsigned rA, int imm)
+ unsigned rA, int imm, const char *name)
{
union spe_inst_RI10 inst;
inst.inst.op = op;
@@ -208,11 +245,15 @@ static void emit_RI10(struct spe_function *p, unsigned op, unsigned rT,
inst.inst.rT = rT;
p->store[p->num_inst++] = inst.bits;
assert(p->num_inst <= p->max_inst);
+ if (p->print) {
+ indent(p);
+ printf("%s\tr%d, r%d, 0x%x\n", rem_prefix(name), rT, rA, imm);
+ }
}
static void emit_RI16(struct spe_function *p, unsigned op, unsigned rT,
- int imm)
+ int imm, const char *name)
{
union spe_inst_RI16 inst;
inst.inst.op = op;
@@ -220,11 +261,15 @@ static void emit_RI16(struct spe_function *p, unsigned op, unsigned rT,
inst.inst.rT = rT;
p->store[p->num_inst++] = inst.bits;
assert(p->num_inst <= p->max_inst);
+ if (p->print) {
+ indent(p);
+ printf("%s\tr%d, 0x%x\n", rem_prefix(name), rT, imm);
+ }
}
static void emit_RI18(struct spe_function *p, unsigned op, unsigned rT,
- int imm)
+ int imm, const char *name)
{
union spe_inst_RI18 inst;
inst.inst.op = op;
@@ -232,6 +277,10 @@ static void emit_RI18(struct spe_function *p, unsigned op, unsigned rT,
inst.inst.rT = rT;
p->store[p->num_inst++] = inst.bits;
assert(p->num_inst <= p->max_inst);
+ if (p->print) {
+ indent(p);
+ printf("%s\tr%d, 0x%x\n", rem_prefix(name), rT, imm);
+ }
}
@@ -240,61 +289,61 @@ static void emit_RI18(struct spe_function *p, unsigned op, unsigned rT,
#define EMIT_(_name, _op) \
void _name (struct spe_function *p, unsigned rT) \
{ \
- emit_RR(p, _op, rT, 0, 0); \
+ emit_RR(p, _op, rT, 0, 0, __FUNCTION__); \
}
#define EMIT_R(_name, _op) \
void _name (struct spe_function *p, unsigned rT, unsigned rA) \
{ \
- emit_RR(p, _op, rT, rA, 0); \
+ emit_RR(p, _op, rT, rA, 0, __FUNCTION__); \
}
#define EMIT_RR(_name, _op) \
void _name (struct spe_function *p, unsigned rT, unsigned rA, unsigned rB) \
{ \
- emit_RR(p, _op, rT, rA, rB); \
+ emit_RR(p, _op, rT, rA, rB, __FUNCTION__); \
}
#define EMIT_RRR(_name, _op) \
void _name (struct spe_function *p, unsigned rT, unsigned rA, unsigned rB, unsigned rC) \
{ \
- emit_RRR(p, _op, rT, rA, rB, rC); \
+ emit_RRR(p, _op, rT, rA, rB, rC, __FUNCTION__); \
}
#define EMIT_RI7(_name, _op) \
void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \
{ \
- emit_RI7(p, _op, rT, rA, imm); \
+ emit_RI7(p, _op, rT, rA, imm, __FUNCTION__); \
}
#define EMIT_RI8(_name, _op, bias) \
void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \
{ \
- emit_RI8(p, _op, rT, rA, bias - imm); \
+ emit_RI8(p, _op, rT, rA, bias - imm, __FUNCTION__); \
}
#define EMIT_RI10(_name, _op) \
void _name (struct spe_function *p, unsigned rT, unsigned rA, int imm) \
{ \
- emit_RI10(p, _op, rT, rA, imm); \
+ emit_RI10(p, _op, rT, rA, imm, __FUNCTION__); \
}
#define EMIT_RI16(_name, _op) \
void _name (struct spe_function *p, unsigned rT, int imm) \
{ \
- emit_RI16(p, _op, rT, imm); \
+ emit_RI16(p, _op, rT, imm, __FUNCTION__); \
}
#define EMIT_RI18(_name, _op) \
void _name (struct spe_function *p, unsigned rT, int imm) \
{ \
- emit_RI18(p, _op, rT, imm); \
+ emit_RI18(p, _op, rT, imm, __FUNCTION__); \
}
#define EMIT_I16(_name, _op) \
void _name (struct spe_function *p, int imm) \
{ \
- emit_RI16(p, _op, 0, imm); \
+ emit_RI16(p, _op, 0, imm, __FUNCTION__); \
}
#include "rtasm_ppc_spe.h"
@@ -314,6 +363,9 @@ void spe_init_func(struct spe_function *p, unsigned code_size)
*/
p->regs[0] = ~7;
p->regs[1] = (1U << (80 - 64)) - 1;
+
+ p->print = false;
+ p->indent = 0;
}
@@ -382,6 +434,32 @@ void spe_release_register(struct spe_function *p, int reg)
}
+void
+spe_print_code(struct spe_function *p, boolean enable)
+{
+ p->print = enable;
+}
+
+
+void
+spe_indent(struct spe_function *p, int spaces)
+{
+ p->indent += spaces;
+}
+
+
+extern void
+spe_comment(struct spe_function *p, int rel_indent, const char *s)
+{
+ if (p->print) {
+ p->indent += rel_indent;
+ indent(p);
+ p->indent -= rel_indent;
+ printf("%s\n", s);
+ }
+}
+
+
/**
* For branch instructions:
* \param d if 1, disable interupts if branch is taken
@@ -392,51 +470,51 @@ void spe_release_register(struct spe_function *p, int reg)
/** Branch Indirect to address in rA */
void spe_bi(struct spe_function *p, unsigned rA, int d, int e)
{
- emit_RI7(p, 0x1a8, 0, rA, (d << 5) | (e << 4));
+ emit_RI7(p, 0x1a8, 0, rA, (d << 5) | (e << 4), __FUNCTION__);
}
/** Interupt Return */
void spe_iret(struct spe_function *p, unsigned rA, int d, int e)
{
- emit_RI7(p, 0x1aa, 0, rA, (d << 5) | (e << 4));
+ emit_RI7(p, 0x1aa, 0, rA, (d << 5) | (e << 4), __FUNCTION__);
}
/** Branch indirect and set link on external data */
void spe_bisled(struct spe_function *p, unsigned rT, unsigned rA, int d,
int e)
{
- emit_RI7(p, 0x1ab, rT, rA, (d << 5) | (e << 4));
+ emit_RI7(p, 0x1ab, rT, rA, (d << 5) | (e << 4), __FUNCTION__);
}
/** Branch indirect and set link. Save PC in rT, jump to rA. */
void spe_bisl(struct spe_function *p, unsigned rT, unsigned rA, int d,
int e)
{
- emit_RI7(p, 0x1a9, rT, rA, (d << 5) | (e << 4));
+ emit_RI7(p, 0x1a9, rT, rA, (d << 5) | (e << 4), __FUNCTION__);
}
/** Branch indirect if zero word. If rT.word[0]==0, jump to rA. */
void spe_biz(struct spe_function *p, unsigned rT, unsigned rA, int d, int e)
{
- emit_RI7(p, 0x128, rT, rA, (d << 5) | (e << 4));
+ emit_RI7(p, 0x128, rT, rA, (d << 5) | (e << 4), __FUNCTION__);
}
/** Branch indirect if non-zero word. If rT.word[0]!=0, jump to rA. */
void spe_binz(struct spe_function *p, unsigned rT, unsigned rA, int d, int e)
{
- emit_RI7(p, 0x129, rT, rA, (d << 5) | (e << 4));
+ emit_RI7(p, 0x129, rT, rA, (d << 5) | (e << 4), __FUNCTION__);
}
/** Branch indirect if zero halfword. If rT.halfword[1]==0, jump to rA. */
void spe_bihz(struct spe_function *p, unsigned rT, unsigned rA, int d, int e)
{
- emit_RI7(p, 0x12a, rT, rA, (d << 5) | (e << 4));
+ emit_RI7(p, 0x12a, rT, rA, (d << 5) | (e << 4), __FUNCTION__);
}
/** Branch indirect if non-zero halfword. If rT.halfword[1]!=0, jump to rA. */
void spe_bihnz(struct spe_function *p, unsigned rT, unsigned rA, int d, int e)
{
- emit_RI7(p, 0x12b, rT, rA, (d << 5) | (e << 4));
+ emit_RI7(p, 0x12b, rT, rA, (d << 5) | (e << 4), __FUNCTION__);
}
diff --git a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h
index 7a3ab9ace52..25790452325 100644
--- a/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h
+++ b/src/gallium/auxiliary/rtasm/rtasm_ppc_spe.h
@@ -28,6 +28,7 @@
* For details, see /opt/cell/sdk/docs/arch/SPU_ISA_v1.2_27Jan2007_pub.pdf
*
* \author Ian Romanick <[email protected]>
+ * \author Brian Paul
*/
#ifndef RTASM_PPC_SPE_H
@@ -63,8 +64,12 @@ struct spe_function
* spe_release_register
*/
uint64_t regs[SPE_NUM_REGS / 64];
+
+ boolean print; /**< print/dump instructions as they're emitted? */
+ int indent; /**< number of spaces to indent */
};
+
extern void spe_init_func(struct spe_function *p, unsigned code_size);
extern void spe_release_func(struct spe_function *p);
@@ -72,6 +77,11 @@ extern int spe_allocate_available_register(struct spe_function *p);
extern int spe_allocate_register(struct spe_function *p, int reg);
extern void spe_release_register(struct spe_function *p, int reg);
+extern void spe_print_code(struct spe_function *p, boolean enable);
+extern void spe_indent(struct spe_function *p, int spaces);
+extern void spe_comment(struct spe_function *p, int rel_indent, const char *s);
+
+
#endif /* RTASM_PPC_SPE_H */
#ifndef EMIT_