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-rw-r--r--src/signal/mipsn32/restore.s9
-rw-r--r--src/signal/mipsn32/sigsetjmp.s38
2 files changed, 47 insertions, 0 deletions
diff --git a/src/signal/mipsn32/restore.s b/src/signal/mipsn32/restore.s
new file mode 100644
index 00000000..0d1c1c5e
--- /dev/null
+++ b/src/signal/mipsn32/restore.s
@@ -0,0 +1,9 @@
+.set noreorder
+.global __restore_rt
+.global __restore
+.type __restore_rt,@function
+.type __restore,@function
+__restore_rt:
+__restore:
+ li $2,6211
+ syscall
diff --git a/src/signal/mipsn32/sigsetjmp.s b/src/signal/mipsn32/sigsetjmp.s
new file mode 100644
index 00000000..c0c6961f
--- /dev/null
+++ b/src/signal/mipsn32/sigsetjmp.s
@@ -0,0 +1,38 @@
+.set noreorder
+.global sigsetjmp
+.global __sigsetjmp
+.type sigsetjmp,@function
+.type __sigsetjmp,@function
+sigsetjmp:
+__sigsetjmp:
+ lui $3, %hi(%neg(%gp_rel(sigsetjmp)))
+ addiu $3, $3, %lo(%neg(%gp_rel(sigsetjmp)))
+
+ # comparing save mask with 0, if equals to 0 then
+ # sigsetjmp is equal to setjmp.
+ beq $5, $0, 1f
+ addu $3, $3, $25
+ sd $ra, 160($4)
+ sd $16, 168($4)
+
+ # save base of got so that we can use it later
+ # once we return from 'longjmp'
+ sd $3, 176($4)
+ lw $25, %got_disp(setjmp)($3)
+ jalr $25
+ move $16, $4
+
+ move $5, $2 # Return from 'setjmp' or 'longjmp'
+ move $4, $16 # Restore the pointer-to-sigjmp_buf
+ ld $ra, 160($4) # Restore ra of sigsetjmp
+ ld $16, 168($4) # Restore $16 of sigsetjmp
+ ld $3, 176($4) # Restore base of got
+
+.hidden __sigsetjmp_tail
+ lw $25, %got_disp(__sigsetjmp_tail)($3)
+ jr $25
+ nop
+1:
+ lw $25, %got_disp(setjmp)($3)
+ jr $25
+ nop