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powerpc/optprobes: use PPC_RAW_ macros

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Use PPC_RAW_ macros to simplify the code.

And use PPC_LO/PPC_HI instead of IMM_L/IMM_H which are for
internal use inside ppc-opcode.h

Those macros are self explanatory, comments can go as well.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/5a167b8ba4d33a5c09cd504f0c862e25ffe85459.1621516826.git.christophe.leroy@csgroup.eu
This commit is contained in:
Christophe Leroy
2021-05-20 13:50:49 +00:00
committed by Michael Ellerman
parent f38adf86ce
commit 0e628ad2d6
2 changed files with 12 additions and 38 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
arch/powerpc/include/asm/ppc-opcode.h
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@@ -287,9 +287,6 @@
#define PPC_INST_ADDIS 0x3c000000
#define PPC_INST_ADD 0x7c000214
#define PPC_INST_DIVD 0x7c0003d2
#define PPC_INST_RLDICR 0x78000004
#define PPC_INST_ORI 0x60000000
#define PPC_INST_ORIS 0x64000000
#define PPC_INST_BRANCH 0x48000000
#define PPC_INST_BL 0x48000001
#define PPC_INST_BRANCH_COND 0x40800000
@@ -349,6 +346,8 @@
#define PPC_LO(v) ((v) & 0xffff)
#define PPC_HI(v) (((v) >> 16) & 0xffff)
#define PPC_HA(v) PPC_HI((v) + 0x8000)
#define PPC_HIGHER(v) (((v) >> 32) & 0xffff)
#define PPC_HIGHEST(v) (((v) >> 48) & 0xffff)
/*
* Only use the larx hint bit on 64bit CPUs. e500v1/v2 based CPUs will treat a
@@ -530,8 +529,8 @@
#define PPC_RAW_AND_DOT(d, a, b) (0x7c000039 | ___PPC_RA(d) | ___PPC_RS(a) | ___PPC_RB(b))
#define PPC_RAW_OR(d, a, b) (0x7c000378 | ___PPC_RA(d) | ___PPC_RS(a) | ___PPC_RB(b))
#define PPC_RAW_MR(d, a) PPC_RAW_OR(d, a, a)
#define PPC_RAW_ORI(d, a, i) (PPC_INST_ORI | ___PPC_RA(d) | ___PPC_RS(a) | IMM_L(i))
#define PPC_RAW_ORIS(d, a, i) (PPC_INST_ORIS | ___PPC_RA(d) | ___PPC_RS(a) | IMM_L(i))
#define PPC_RAW_ORI(d, a, i) (0x60000000 | ___PPC_RA(d) | ___PPC_RS(a) | IMM_L(i))
#define PPC_RAW_ORIS(d, a, i) (0x64000000 | ___PPC_RA(d) | ___PPC_RS(a) | IMM_L(i))
#define PPC_RAW_NOR(d, a, b) (0x7c0000f8 | ___PPC_RA(d) | ___PPC_RS(a) | ___PPC_RB(b))
#define PPC_RAW_XOR(d, a, b) (0x7c000278 | ___PPC_RA(d) | ___PPC_RS(a) | ___PPC_RB(b))
#define PPC_RAW_XORI(d, a, i) (0x68000000 | ___PPC_RA(d) | ___PPC_RS(a) | IMM_L(i))
@@ -550,7 +549,7 @@
(0x54000001 | ___PPC_RA(d) | ___PPC_RS(a) | __PPC_SH(i) | __PPC_MB(mb) | __PPC_ME(me))
#define PPC_RAW_RLWIMI(d, a, i, mb, me) (0x50000000 | ___PPC_RA(d) | ___PPC_RS(a) | __PPC_SH(i) | __PPC_MB(mb) | __PPC_ME(me))
#define PPC_RAW_RLDICL(d, a, i, mb) (0x78000000 | ___PPC_RA(d) | ___PPC_RS(a) | __PPC_SH64(i) | __PPC_MB64(mb))
#define PPC_RAW_RLDICR(d, a, i, me) (PPC_INST_RLDICR | ___PPC_RA(d) | ___PPC_RS(a) | __PPC_SH64(i) | __PPC_ME64(me))
#define PPC_RAW_RLDICR(d, a, i, me) (0x78000004 | ___PPC_RA(d) | ___PPC_RS(a) | __PPC_SH64(i) | __PPC_ME64(me))
/* slwi = rlwinm Rx, Ry, n, 0, 31-n */
#define PPC_RAW_SLWI(d, a, i) PPC_RAW_RLWINM(d, a, i, 0, 31-(i))