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| author | Naveen N. Rao <naveen.n.rao@linux.vnet.ibm.com> | 2022-02-14 13:41:49 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2022-03-07 16:04:59 +0300 |
| commit | 036d559c0bdea75bf4840ba6780790d08572480c (patch) | |
| tree | 7ca071512aa9125c04cdad7628a527a0bf581ec0 /arch/powerpc/net/bpf_jit_comp32.c | |
| parent | 576a6c3a00c1a2a3645e039b126b52f6c7755e54 (diff) | |
| download | linux-036d559c0bdea75bf4840ba6780790d08572480c.tar.xz | |
powerpc/bpf: Use _Rn macros for GPRs
Use _Rn macros to specify register names to make their usage clear.
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/7df626b8cdc6141d4295ac16137c82ad570b6637.1644834730.git.naveen.n.rao@linux.vnet.ibm.com
Diffstat (limited to 'arch/powerpc/net/bpf_jit_comp32.c')
| -rw-r--r-- | arch/powerpc/net/bpf_jit_comp32.c | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/arch/powerpc/net/bpf_jit_comp32.c b/arch/powerpc/net/bpf_jit_comp32.c index 1dda7e3a3e9b..1c86b489232a 100644 --- a/arch/powerpc/net/bpf_jit_comp32.c +++ b/arch/powerpc/net/bpf_jit_comp32.c @@ -41,23 +41,23 @@ /* BPF to ppc register mappings */ const int b2p[MAX_BPF_JIT_REG + 1] = { /* function return value */ - [BPF_REG_0] = 12, + [BPF_REG_0] = _R12, /* function arguments */ - [BPF_REG_1] = 4, - [BPF_REG_2] = 6, - [BPF_REG_3] = 8, - [BPF_REG_4] = 10, - [BPF_REG_5] = 22, + [BPF_REG_1] = _R4, + [BPF_REG_2] = _R6, + [BPF_REG_3] = _R8, + [BPF_REG_4] = _R10, + [BPF_REG_5] = _R22, /* non volatile registers */ - [BPF_REG_6] = 24, - [BPF_REG_7] = 26, - [BPF_REG_8] = 28, - [BPF_REG_9] = 30, + [BPF_REG_6] = _R24, + [BPF_REG_7] = _R26, + [BPF_REG_8] = _R28, + [BPF_REG_9] = _R30, /* frame pointer aka BPF_REG_10 */ - [BPF_REG_FP] = 18, + [BPF_REG_FP] = _R18, /* eBPF jit internal registers */ - [BPF_REG_AX] = 20, - [TMP_REG] = 31, /* 32 bits */ + [BPF_REG_AX] = _R20, + [TMP_REG] = _R31, /* 32 bits */ }; static int bpf_to_ppc(struct codegen_context *ctx, int reg) @@ -66,8 +66,8 @@ static int bpf_to_ppc(struct codegen_context *ctx, int reg) } /* PPC NVR range -- update this if we ever use NVRs below r17 */ -#define BPF_PPC_NVR_MIN 17 -#define BPF_PPC_TC 16 +#define BPF_PPC_NVR_MIN _R17 +#define BPF_PPC_TC _R16 static int bpf_jit_stack_offsetof(struct codegen_context *ctx, int reg) { |