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Diffstat (limited to 'arch/powerpc/include/asm/ppc_asm.h')
-rw-r--r--arch/powerpc/include/asm/ppc_asm.h121
1 files changed, 72 insertions, 49 deletions
diff --git a/arch/powerpc/include/asm/ppc_asm.h b/arch/powerpc/include/asm/ppc_asm.h
index 15444204a3a1..ea2a86e8ff95 100644
--- a/arch/powerpc/include/asm/ppc_asm.h
+++ b/arch/powerpc/include/asm/ppc_asm.h
@@ -126,26 +126,26 @@ END_FW_FTR_SECTION_IFSET(FW_FEATURE_SPLPAR)
#define REST_32VRS(n,b,base) REST_16VRS(n,b,base); REST_16VRS(n+16,b,base)
/* Save the lower 32 VSRs in the thread VSR region */
-#define SAVE_VSR(n,b,base) li b,THREAD_VSR0+(16*(n)); STXVD2X(n,base,b)
+#define SAVE_VSR(n,b,base) li b,THREAD_VSR0+(16*(n)); STXVD2X(n,R##base,R##b)
#define SAVE_2VSRS(n,b,base) SAVE_VSR(n,b,base); SAVE_VSR(n+1,b,base)
#define SAVE_4VSRS(n,b,base) SAVE_2VSRS(n,b,base); SAVE_2VSRS(n+2,b,base)
#define SAVE_8VSRS(n,b,base) SAVE_4VSRS(n,b,base); SAVE_4VSRS(n+4,b,base)
#define SAVE_16VSRS(n,b,base) SAVE_8VSRS(n,b,base); SAVE_8VSRS(n+8,b,base)
#define SAVE_32VSRS(n,b,base) SAVE_16VSRS(n,b,base); SAVE_16VSRS(n+16,b,base)
-#define REST_VSR(n,b,base) li b,THREAD_VSR0+(16*(n)); LXVD2X(n,base,b)
+#define REST_VSR(n,b,base) li b,THREAD_VSR0+(16*(n)); LXVD2X(n,R##base,R##b)
#define REST_2VSRS(n,b,base) REST_VSR(n,b,base); REST_VSR(n+1,b,base)
#define REST_4VSRS(n,b,base) REST_2VSRS(n,b,base); REST_2VSRS(n+2,b,base)
#define REST_8VSRS(n,b,base) REST_4VSRS(n,b,base); REST_4VSRS(n+4,b,base)
#define REST_16VSRS(n,b,base) REST_8VSRS(n,b,base); REST_8VSRS(n+8,b,base)
#define REST_32VSRS(n,b,base) REST_16VSRS(n,b,base); REST_16VSRS(n+16,b,base)
/* Save the upper 32 VSRs (32-63) in the thread VSX region (0-31) */
-#define SAVE_VSRU(n,b,base) li b,THREAD_VR0+(16*(n)); STXVD2X(n+32,base,b)
+#define SAVE_VSRU(n,b,base) li b,THREAD_VR0+(16*(n)); STXVD2X(n+32,R##base,R##b)
#define SAVE_2VSRSU(n,b,base) SAVE_VSRU(n,b,base); SAVE_VSRU(n+1,b,base)
#define SAVE_4VSRSU(n,b,base) SAVE_2VSRSU(n,b,base); SAVE_2VSRSU(n+2,b,base)
#define SAVE_8VSRSU(n,b,base) SAVE_4VSRSU(n,b,base); SAVE_4VSRSU(n+4,b,base)
#define SAVE_16VSRSU(n,b,base) SAVE_8VSRSU(n,b,base); SAVE_8VSRSU(n+8,b,base)
#define SAVE_32VSRSU(n,b,base) SAVE_16VSRSU(n,b,base); SAVE_16VSRSU(n+16,b,base)
-#define REST_VSRU(n,b,base) li b,THREAD_VR0+(16*(n)); LXVD2X(n+32,base,b)
+#define REST_VSRU(n,b,base) li b,THREAD_VR0+(16*(n)); LXVD2X(n+32,R##base,R##b)
#define REST_2VSRSU(n,b,base) REST_VSRU(n,b,base); REST_VSRU(n+1,b,base)
#define REST_4VSRSU(n,b,base) REST_2VSRSU(n,b,base); REST_2VSRSU(n+2,b,base)
#define REST_8VSRSU(n,b,base) REST_4VSRSU(n,b,base); REST_4VSRSU(n+4,b,base)
@@ -178,9 +178,24 @@ END_FW_FTR_SECTION_IFSET(FW_FEATURE_SPLPAR)
#define HMT_HIGH or 3,3,3
#define HMT_EXTRA_HIGH or 7,7,7 # power7 only
+#ifdef CONFIG_PPC64
+#define ULONG_SIZE 8
+#else
+#define ULONG_SIZE 4
+#endif
+#define __VCPU_GPR(n) (VCPU_GPRS + (n * ULONG_SIZE))
+#define VCPU_GPR(n) __VCPU_GPR(__REG_##n)
+
#ifdef __KERNEL__
#ifdef CONFIG_PPC64
+#define STACKFRAMESIZE 256
+#define __STK_REG(i) (112 + ((i)-14)*8)
+#define STK_REG(i) __STK_REG(__REG_##i)
+
+#define __STK_PARAM(i) (48 + ((i)-3)*8)
+#define STK_PARAM(i) __STK_PARAM(__REG_##i)
+
#define XGLUE(a,b) a##b
#define GLUE(a,b) XGLUE(a,b)
@@ -295,14 +310,14 @@ n:
*/
#ifdef __powerpc64__
#define LOAD_REG_IMMEDIATE(reg,expr) \
- lis (reg),(expr)@highest; \
- ori (reg),(reg),(expr)@higher; \
- rldicr (reg),(reg),32,31; \
- oris (reg),(reg),(expr)@h; \
- ori (reg),(reg),(expr)@l;
+ lis reg,(expr)@highest; \
+ ori reg,reg,(expr)@higher; \
+ rldicr reg,reg,32,31; \
+ oris reg,reg,(expr)@h; \
+ ori reg,reg,(expr)@l;
#define LOAD_REG_ADDR(reg,name) \
- ld (reg),name@got(r2)
+ ld reg,name@got(r2)
#define LOAD_REG_ADDRBASE(reg,name) LOAD_REG_ADDR(reg,name)
#define ADDROFF(name) 0
@@ -313,12 +328,12 @@ n:
#else /* 32-bit */
#define LOAD_REG_IMMEDIATE(reg,expr) \
- lis (reg),(expr)@ha; \
- addi (reg),(reg),(expr)@l;
+ lis reg,(expr)@ha; \
+ addi reg,reg,(expr)@l;
#define LOAD_REG_ADDR(reg,name) LOAD_REG_IMMEDIATE(reg, name)
-#define LOAD_REG_ADDRBASE(reg, name) lis (reg),name@ha
+#define LOAD_REG_ADDRBASE(reg, name) lis reg,name@ha
#define ADDROFF(name) name@l
/* offsets for stack frame layout */
@@ -372,9 +387,9 @@ END_FTR_SECTION_IFCLR(CPU_FTR_601)
#ifdef CONFIG_PPC64
#define MTOCRF(FXM, RS) \
BEGIN_FTR_SECTION_NESTED(848); \
- mtcrf (FXM), (RS); \
+ mtcrf (FXM), RS; \
FTR_SECTION_ELSE_NESTED(848); \
- mtocrf (FXM), (RS); \
+ mtocrf (FXM), RS; \
ALT_FTR_SECTION_END_NESTED_IFCLR(CPU_FTR_NOEXECUTE, 848)
#endif
@@ -463,6 +478,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_601)
#ifdef CONFIG_PPC_BOOK3S_64
#define RFI rfid
#define MTMSRD(r) mtmsrd r
+#define MTMSR_EERI(reg) mtmsrd reg,1
#else
#define FIX_SRR1(ra, rb)
#ifndef CONFIG_40x
@@ -471,6 +487,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_601)
#define RFI rfi; b . /* Prevent prefetch past rfi */
#endif
#define MTMSRD(r) mtmsr r
+#define MTMSR_EERI(reg) mtmsr reg
#define CLR_TOP32(r)
#endif
@@ -490,40 +507,46 @@ END_FTR_SECTION_IFCLR(CPU_FTR_601)
#define cr7 7
-/* General Purpose Registers (GPRs) */
-
-#define r0 0
-#define r1 1
-#define r2 2
-#define r3 3
-#define r4 4
-#define r5 5
-#define r6 6
-#define r7 7
-#define r8 8
-#define r9 9
-#define r10 10
-#define r11 11
-#define r12 12
-#define r13 13
-#define r14 14
-#define r15 15
-#define r16 16
-#define r17 17
-#define r18 18
-#define r19 19
-#define r20 20
-#define r21 21
-#define r22 22
-#define r23 23
-#define r24 24
-#define r25 25
-#define r26 26
-#define r27 27
-#define r28 28
-#define r29 29
-#define r30 30
-#define r31 31
+/*
+ * General Purpose Registers (GPRs)
+ *
+ * The lower case r0-r31 should be used in preference to the upper
+ * case R0-R31 as they provide more error checking in the assembler.
+ * Use R0-31 only when really nessesary.
+ */
+
+#define r0 %r0
+#define r1 %r1
+#define r2 %r2
+#define r3 %r3
+#define r4 %r4
+#define r5 %r5
+#define r6 %r6
+#define r7 %r7
+#define r8 %r8
+#define r9 %r9
+#define r10 %r10
+#define r11 %r11
+#define r12 %r12
+#define r13 %r13
+#define r14 %r14
+#define r15 %r15
+#define r16 %r16
+#define r17 %r17
+#define r18 %r18
+#define r19 %r19
+#define r20 %r20
+#define r21 %r21
+#define r22 %r22
+#define r23 %r23
+#define r24 %r24
+#define r25 %r25
+#define r26 %r26
+#define r27 %r27
+#define r28 %r28
+#define r29 %r29
+#define r30 %r30
+#define r31 %r31
/* Floating Point Registers (FPRs) */
generated by cgit v1.2.3 (git 2.39.0) at 2025-11-04 03:56:55 +0300