From 84211be0889a59d7188645aefb5325ddfd642627 Mon Sep 17 00:00:00 2001 From: Khem Raj Date: Thu, 31 Aug 2006 19:49:16 +0000 Subject: Fix from Joseph Myers: Save and restore iWMMXt registers in ARM setjmp/longjmp --- libc/sysdeps/linux/arm/__longjmp.S | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'libc/sysdeps/linux/arm/__longjmp.S') diff --git a/libc/sysdeps/linux/arm/__longjmp.S b/libc/sysdeps/linux/arm/__longjmp.S index 27f127122..4261797f8 100644 --- a/libc/sysdeps/linux/arm/__longjmp.S +++ b/libc/sysdeps/linux/arm/__longjmp.S @@ -60,6 +60,16 @@ __longjmp: lfmfd f4, 4, [ip] ! /* load the floating point regs */ # endif #endif +#ifdef __IWMMXT__ + /* Restore the call-preserved iWMMXt registers. */ + /* Following instructions are wldrd wr10, [ip], #8 (etc.) */ + ldcl p1, cr10, [r12], #8 + ldcl p1, cr11, [r12], #8 + ldcl p1, cr12, [r12], #8 + ldcl p1, cr13, [r12], #8 + ldcl p1, cr14, [r12], #8 + ldcl p1, cr15, [r12], #8 +#endif #if defined(__USE_BX__) bx lr -- cgit v1.2.3