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Code Issues Releases Wiki Activity

powerpc/bpf: Cleanup bpf_jit.h

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- PPC_EX32() is only used by ppc32 JIT. Move it to bpf_jit_comp32.c
- PPC_LI64() is only valid in ppc64. #ifdef it
- PPC_FUNC_ADDR() is not used anymore. Remove it.

Signed-off-by: Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/58f5b66b2f8546bbbee620f62103a8e97a63eb7c.1644834730.git.naveen.n.rao@linux.vnet.ibm.com
This commit is contained in:
Naveen N. Rao 2022-02-14 16:11:47 +05:30 committed by Michael Ellerman
parent 794abc08d7
commit 7b187dcdb5
2 changed files with 3 additions and 9 deletions
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10
arch/powerpc/net/bpf_jit.h
View file

@ -59,10 +59,7 @@
EMIT(PPC_RAW_ORI(d, d, IMM_L(i))); \
} } while(0)
#ifdef CONFIG_PPC32
#define PPC_EX32(r, i) EMIT(PPC_RAW_LI((r), (i) < 0 ? -1 : 0))
#endif
#ifdef CONFIG_PPC64
#define PPC_LI64(d, i) do { \
if ((long)(i) >= -2147483648 && \
(long)(i) < 2147483648) \
@ -85,11 +82,6 @@
EMIT(PPC_RAW_ORI(d, d, (uintptr_t)(i) & \
0xffff)); \
} } while (0)
#ifdef CONFIG_PPC64
#define PPC_FUNC_ADDR(d,i) do { PPC_LI64(d, i); } while(0)
#else
#define PPC_FUNC_ADDR(d,i) do { PPC_LI32(d, i); } while(0)
#endif
/*

2
arch/powerpc/net/bpf_jit_comp32.c
View file

@ -36,6 +36,8 @@
/* BPF register usage */
#define TMP_REG (MAX_BPF_JIT_REG + 0)
#define PPC_EX32(r, i) EMIT(PPC_RAW_LI((r), (i) < 0 ? -1 : 0))
/* BPF to ppc register mappings */
const int b2p[MAX_BPF_JIT_REG + 1] = {
/* function return value */