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svp compiler: working asm dispatcher

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@383 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-03-12 21:45:20 +00:00
parent 13aba3fe28
commit 71bb1b7bd0
6 changed files with 155 additions and 604 deletions
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15
Pico/carthw/svp/gen_arm.c
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@ -197,19 +197,14 @@ static void emit_call(void *target)
static void emit_block_prologue(void)
{
// stack regs
EOP_STMFD_ST(A_R4M|A_R5M|A_R6M|A_R7M|A_R8M|A_R9M|A_R10M|A_R11M|A_R14M); // stmfd r13!, {r4-r11,lr}
emit_call(regfile_load);
EOP_MOV_IMM(11, 0, 0); // mov r11, #0
// nothing
}
static void emit_block_epilogue(int icount)
static void emit_block_epilogue(int cycles)
{
if (icount > 0xff) { printf("large icount: %i\n", icount); icount = 0xff; }
emit_call(regfile_store);
EOP_ADD_IMM(0,11,0,icount); // add r0, r11, #icount
EOP_LDMFD_ST(A_R4M|A_R5M|A_R6M|A_R7M|A_R8M|A_R9M|A_R10M|A_R11M|A_R14M); // ldmfd r13!, {r4-r11,lr}
EOP_BX(14); // bx r14
if (cycles > 0xff) { printf("large cycle count: %i\n", cycles); cycles = 0xff; }
EOP_SUB_IMM(11,11,0,cycles); // sub r11, r11, #cycles
emit_call(ssp_drc_next);
}
static void emit_pc_dump(int pc)