| /trunk/uspace/lib/libc/arch/mips32/src/fibril.S |
|---|
| 31,119 → 31,13 |
|---|
| .set noat |
| .set noreorder |
| |
| |
| #include <arch/asm/regname.h> |
| #include <libarch/context_offset.h> |
| #include <arch/context_offset.h> |
| |
| .global context_save |
| .global context_restore |
| |
| .macro CONTEXT_STORE r |
| sw $s0,OFFSET_S0(\r) |
| sw $s1,OFFSET_S1(\r) |
| sw $s2,OFFSET_S2(\r) |
| sw $s3,OFFSET_S3(\r) |
| sw $s4,OFFSET_S4(\r) |
| sw $s5,OFFSET_S5(\r) |
| sw $s6,OFFSET_S6(\r) |
| sw $s7,OFFSET_S7(\r) |
| sw $s8,OFFSET_S8(\r) |
| sw $gp,OFFSET_GP(\r) |
| sw $k1,OFFSET_TLS(\r) |
| |
| #ifdef CONFIG_MIPS_FPU |
| mfc1 $t0,$20 |
| sw $t0, OFFSET_F20(\r) |
| |
| mfc1 $t0,$21 |
| sw $t0, OFFSET_F21(\r) |
| |
| mfc1 $t0,$22 |
| sw $t0, OFFSET_F22(\r) |
| |
| mfc1 $t0,$23 |
| sw $t0, OFFSET_F23(\r) |
| |
| mfc1 $t0,$24 |
| sw $t0, OFFSET_F24(\r) |
| |
| mfc1 $t0,$25 |
| sw $t0, OFFSET_F25(\r) |
| |
| mfc1 $t0,$26 |
| sw $t0, OFFSET_F26(\r) |
| |
| mfc1 $t0,$27 |
| sw $t0, OFFSET_F27(\r) |
| |
| mfc1 $t0,$28 |
| sw $t0, OFFSET_F28(\r) |
| |
| mfc1 $t0,$29 |
| sw $t0, OFFSET_F29(\r) |
| |
| mfc1 $t0,$30 |
| sw $t0, OFFSET_F30(\r) |
| #endif |
| |
| sw $ra,OFFSET_PC(\r) |
| sw $sp,OFFSET_SP(\r) |
| .endm |
| |
| .macro CONTEXT_LOAD r |
| lw $s0,OFFSET_S0(\r) |
| lw $s1,OFFSET_S1(\r) |
| lw $s2,OFFSET_S2(\r) |
| lw $s3,OFFSET_S3(\r) |
| lw $s4,OFFSET_S4(\r) |
| lw $s5,OFFSET_S5(\r) |
| lw $s6,OFFSET_S6(\r) |
| lw $s7,OFFSET_S7(\r) |
| lw $s8,OFFSET_S8(\r) |
| lw $gp,OFFSET_GP(\r) |
| lw $k1,OFFSET_TLS(\r) |
| |
| #ifdef CONFIG_MIPS_FPU |
| lw $t0, OFFSET_F20(\r) |
| mtc1 $t0,$20 |
| |
| lw $t0, OFFSET_F21(\r) |
| mtc1 $t0,$21 |
| |
| lw $t0, OFFSET_F22(\r) |
| mtc1 $t0,$22 |
| |
| lw $t0, OFFSET_F23(\r) |
| mtc1 $t0,$23 |
| |
| lw $t0, OFFSET_F24(\r) |
| mtc1 $t0,$24 |
| |
| lw $t0, OFFSET_F25(\r) |
| mtc1 $t0,$25 |
| |
| lw $t0, OFFSET_F26(\r) |
| mtc1 $t0,$26 |
| |
| lw $t0, OFFSET_F27(\r) |
| mtc1 $t0,$27 |
| |
| lw $t0, OFFSET_F28(\r) |
| mtc1 $t0,$28 |
| |
| lw $t0, OFFSET_F29(\r) |
| mtc1 $t0,$29 |
| |
| lw $t0, OFFSET_F30(\r) |
| mtc1 $t0,$30 |
| #endif |
| |
| lw $ra,OFFSET_PC(\r) |
| lw $sp,OFFSET_SP(\r) |
| .endm |
| |
| context_save: |
| CONTEXT_STORE $a0 |
| CONTEXT_SAVE_ARCH_CORE $a0 |
| |
| # context_save returns 1 |
| j $ra |
| 150,7 → 44,7 |
|---|
| li $v0, 1 |
| |
| context_restore: |
| CONTEXT_LOAD $a0 |
| CONTEXT_RESTORE_ARCH_CORE $a0 |
| |
| # Just for the jump into first function, but one instruction |
| # should not bother us |