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.arch ev6 |
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.text |
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.align 4 |
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.globl GC_push_regs |
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.ent GC_push_regs 2 |
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GC_push_regs: |
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ldgp $gp, 0($27) |
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lda $sp, -16($sp) |
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stq $26, 0($sp) |
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.mask 0x04000000, 0 |
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.frame $sp, 16, $26, 0 |
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/* $0 integer result */ |
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/* $1-$8 temp regs - not preserved cross calls */ |
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/* $9-$15 call saved regs */ |
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/* $16-$21 argument regs - not preserved cross calls */ |
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/* $22-$28 temp regs - not preserved cross calls */ |
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/* $29 global pointer - not preserved cross calls */ |
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/* $30 stack pointer */ |
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mov x, $16; \ |
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jsr $26, GC_push_one; \ |
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ldgp $gp, 0($26) |
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call_push($9) |
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call_push($10) |
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call_push($11) |
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call_push($12) |
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call_push($13) |
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call_push($14) |
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call_push($15) |
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/* $f0-$f1 floating point results */ |
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/* $f2-$f9 call saved regs */ |
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/* $f10-$f30 temp regs - not preserved cross calls */ |
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/* Use the most efficient transfer method for this hardware. */ |
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/* Bit 1 detects the FIX extension, which includes ftoit. */ |
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amask 2, $0 |
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bne $0, $use_stack |
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ftoit x, $16; \ |
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jsr $26, GC_push_one; \ |
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ldgp $gp, 0($26) |
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call_push($f2) |
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call_push($f3) |
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call_push($f4) |
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call_push($f5) |
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call_push($f6) |
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call_push($f7) |
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call_push($f8) |
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call_push($f9) |
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ldq $26, 0($sp) |
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lda $sp, 16($sp) |
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ret $31, ($26), 1 |
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.align 4 |
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$use_stack: |
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stt x, 8($sp); \ |
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ldq $16, 8($sp); \ |
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jsr $26, GC_push_one; \ |
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ldgp $gp, 0($26) |
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call_push($f2) |
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call_push($f3) |
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call_push($f4) |
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call_push($f5) |
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call_push($f6) |
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call_push($f7) |
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call_push($f8) |
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call_push($f9) |
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ldq $26, 0($sp) |
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lda $sp, 16($sp) |
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ret $31, ($26), 1 |
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.end GC_push_regs |
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