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| previous stack frame | |
| reg save | |
| local vars | |
| -4*(N+9)(r30) | arg word N (opt) |
| -52(r30) | arg word 4 (optional) |
| -48(r30) | arg word 3 (required) |
| -44(r30) | arg word 2 (required) |
| -40(r30) | arg word 1 (required) |
| -36(r30) | arg word 0 (required) |
| -32(r30) | External Data/LT ptr |
| -28(r30) | External SR4/LT |
| -24(r30) | External RP |
| -20(r30) | Current RP |
| -16(r30) | Static Link |
| -12(r30) | Cleanup |
| -8(r30) | Reloc stub RP |
| -4(r30) | ptr to callee's stack |