diff options
Diffstat (limited to 'orc/orcarm.c')
| -rw-r--r-- | orc/orcarm.c | 94 |
1 files changed, 70 insertions, 24 deletions
diff --git a/orc/orcarm.c b/orc/orcarm.c index e89066e..065fab4 100644 --- a/orc/orcarm.c +++ b/orc/orcarm.c @@ -79,45 +79,91 @@ orc_arm_emit_bx_lr (OrcCompiler *compiler) } void -orc_arm_emit_push (OrcCompiler *compiler, int regs) +orc_arm_emit_push (OrcCompiler *compiler, int regs, orc_uint32 vregs) { int i; - int x = 0; - - ORC_ASM_CODE(compiler," push {"); - for(i=0;i<16;i++){ - if (regs & (1<<i)) { - x |= (1<<i); - ORC_ASM_CODE(compiler,"r%d", i); - if (x != regs) { - ORC_ASM_CODE(compiler,", "); + + if (regs) { + int x = 0; + + ORC_ASM_CODE(compiler," push {"); + for(i=0;i<16;i++){ + if (regs & (1<<i)) { + x |= (1<<i); + ORC_ASM_CODE(compiler,"r%d", i); + if (x != regs) { + ORC_ASM_CODE(compiler,", "); + } } } + ORC_ASM_CODE(compiler,"}\n"); + + orc_arm_emit (compiler, 0xe92d0000 | regs); } - ORC_ASM_CODE(compiler,"}\n"); - orc_arm_emit (compiler, 0xe92d0000 | regs); + if (vregs) { + int first = -1, last = -1, nregs; + + ORC_ASM_CODE(compiler, " vpush {"); + for(i=0; i<32; ++i) { + if (vregs & (1U << i)) { + if (first==-1) { + ORC_ASM_CODE(compiler, "d%d", i); + first = i; + } + last = i; + } + } + // What's the deal with even/odd registers ? + ORC_ASM_CODE(compiler, "-d%d}\n", last+1); + + nregs = last + 1 - first + 1; + orc_arm_emit (compiler, 0xed2d0b00 | ((first & 0x10) << 22) | ((first & 0x0f) << 12) | (nregs << 1)); + } } void -orc_arm_emit_pop (OrcCompiler *compiler, int regs) +orc_arm_emit_pop (OrcCompiler *compiler, int regs, orc_uint32 vregs) { int i; - int x = 0; - - ORC_ASM_CODE(compiler," pop {"); - for(i=0;i<16;i++){ - if (regs & (1<<i)) { - x |= (1<<i); - ORC_ASM_CODE(compiler,"r%d", i); - if (x != regs) { - ORC_ASM_CODE(compiler,", "); + + + if (vregs) { + int first = -1, last = -1, nregs; + + ORC_ASM_CODE(compiler, " vpop {"); + for(i=0; i<32; ++i) { + if (vregs & (1U << i)) { + if (first==-1) { + ORC_ASM_CODE(compiler, "d%d", i); + first = i; + } + last = i; } } + ORC_ASM_CODE(compiler, "-d%d}\n", last+1); + + nregs = last + 1 - first + 1; + orc_arm_emit (compiler, 0xecbd0b00 | ((first & 0x10) << 22) | ((first & 0x0f) << 12) | (nregs << 1)); } - ORC_ASM_CODE(compiler,"}\n"); - orc_arm_emit (compiler, 0xe8bd0000 | regs); + if (regs) { + int x = 0; + + ORC_ASM_CODE(compiler," pop {"); + for(i=0;i<16;i++){ + if (regs & (1<<i)) { + x |= (1<<i); + ORC_ASM_CODE(compiler,"r%d", i); + if (x != regs) { + ORC_ASM_CODE(compiler,", "); + } + } + } + ORC_ASM_CODE(compiler,"}\n"); + + orc_arm_emit (compiler, 0xe8bd0000 | regs); + } } void |