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| author | Till Straumann <strauman@slac.stanford.edu> | 2005-11-30 02:21:11 +0000 |
|---|---|---|
| committer | Till Straumann <strauman@slac.stanford.edu> | 2005-11-30 02:21:11 +0000 |
| commit | 5b8eb3f08d8d8542d05695f977150c0da3d7fb14 (patch) | |
| tree | 2187d9bda26bef8cca67e6b6af2db3827977749a /c/src/lib/libbsp/powerpc/shared/irq | |
| parent | 2005-11-29 Till Straumann <strauman@slac.stanford.edu> (diff) | |
| download | rtems-5b8eb3f08d8d8542d05695f977150c0da3d7fb14.tar.bz2 | |
2005-11-29 Till Straumann <strauman@slac.stanford.edu>
* shared/irq/irq_asm.S, shared/vectors/vectors.S: Clear
CR[6] before invoking high-level handler to make sure no
varargs fn callee assumes there are FP arguments.
Diffstat (limited to 'c/src/lib/libbsp/powerpc/shared/irq')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/shared/irq/irq_asm.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/shared/irq/irq_asm.S b/c/src/lib/libbsp/powerpc/shared/irq/irq_asm.S index bc5194bd1f..be3f92c1f5 100644 --- a/c/src/lib/libbsp/powerpc/shared/irq/irq_asm.S +++ b/c/src/lib/libbsp/powerpc/shared/irq/irq_asm.S @@ -192,6 +192,8 @@ nested: * in case... */ addi r3, r14, 0x8 + /* clear CR[6] to make sure no varargs fn callee assumes there are FP args passed */ + crxor 6,6,6 bl C_dispatch_irq_handler /* C_dispatch_irq_handler(cpu_interrupt_frame* r3, vector r4) */ /* * start decrementing nesting level. Note : do not test result against 0 |