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-rw-r--r--libc/sysdeps/linux/xtensa/windowspill.S1
1 files changed, 1 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/xtensa/windowspill.S b/libc/sysdeps/linux/xtensa/windowspill.S
index 950c27b1b..a63771756 100644
--- a/libc/sysdeps/linux/xtensa/windowspill.S
+++ b/libc/sysdeps/linux/xtensa/windowspill.S
@@ -42,6 +42,7 @@ __window_spill:
mov a8, a0
retw
#else
+ mov a12, a0
_entry a1, 48 // touch NUM_REGS-36 (x/x/28)
mov a12, a0
_entry a1, 48 // touch NUM_REGS-48 (x/x/16)