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selftests/powerpc: Test FPU and VMX regs in signal ucontext

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Load up the non volatile FPU and VMX regs and ensure that they are the
expected value in a signal handler

Signed-off-by: Cyril Bur <cyrilbur@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Cyril Bur
2016-02-29 17:53:45 +11:00
committed by Michael Ellerman
parent e5ab8be68e
commit 48e8c571a4
4 changed files with 296 additions and 1 deletions
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4
tools/testing/selftests/powerpc/math/Makefile
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@@ -1,4 +1,4 @@
TEST_PROGS := fpu_syscall fpu_preempt vmx_syscall vmx_preempt
TEST_PROGS := fpu_syscall fpu_preempt fpu_signal vmx_syscall vmx_preempt vmx_signal
all: $(TEST_PROGS)
@@ -7,9 +7,11 @@ $(TEST_PROGS): CFLAGS += -O2 -g -pthread -m64 -maltivec
fpu_syscall: fpu_asm.S
fpu_preempt: fpu_asm.S
fpu_signal: fpu_asm.S
vmx_syscall: vmx_asm.S
vmx_preempt: vmx_asm.S
vmx_signal: vmx_asm.S
include ../../lib.mk