From: Nicholas Piggin <npiggin@gmail.com>
To: linuxppc-dev@lists.ozlabs.org
Cc: Nicholas Piggin <npiggin@gmail.com>
Subject: [PATCH v2 10/52] powerpc/64s/exception: Make EXCEPTION_PROLOG_0 a gas macro for consistency with others
Date: Thu, 20 Jun 2019 15:14:17 +1000 [thread overview]
Message-ID: <20190620051459.29573-11-npiggin@gmail.com> (raw)
In-Reply-To: <20190620051459.29573-1-npiggin@gmail.com>
No generated code change.
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
arch/powerpc/include/asm/exception-64s.h | 25 ++++++++++++------------
arch/powerpc/kernel/exceptions-64s.S | 24 +++++++++++------------
2 files changed, 25 insertions(+), 24 deletions(-)
diff --git a/arch/powerpc/include/asm/exception-64s.h b/arch/powerpc/include/asm/exception-64s.h
index 1d8fc085e845..f19c2391cc36 100644
--- a/arch/powerpc/include/asm/exception-64s.h
+++ b/arch/powerpc/include/asm/exception-64s.h
@@ -233,7 +233,7 @@
*/
#define EXCEPTION_RELON_PROLOG(area, label, hsrr, kvm, vec) \
SET_SCRATCH0(r13); /* save r13 */ \
- EXCEPTION_PROLOG_0(area); \
+ EXCEPTION_PROLOG_0 area ; \
EXCEPTION_PROLOG_1 hsrr, area, kvm, vec, 0 ; \
EXCEPTION_PROLOG_2_VIRT label, hsrr
@@ -297,13 +297,14 @@ BEGIN_FTR_SECTION_NESTED(943) \
std ra,offset(r13); \
END_FTR_SECTION_NESTED(ftr,ftr,943)
-#define EXCEPTION_PROLOG_0(area) \
- GET_PACA(r13); \
- std r9,area+EX_R9(r13); /* save r9 */ \
- OPT_GET_SPR(r9, SPRN_PPR, CPU_FTR_HAS_PPR); \
- HMT_MEDIUM; \
- std r10,area+EX_R10(r13); /* save r10 - r12 */ \
+.macro EXCEPTION_PROLOG_0 area
+ GET_PACA(r13)
+ std r9,\area\()+EX_R9(r13) /* save r9 */
+ OPT_GET_SPR(r9, SPRN_PPR, CPU_FTR_HAS_PPR)
+ HMT_MEDIUM
+ std r10,\area\()+EX_R10(r13) /* save r10 - r12 */
OPT_GET_SPR(r10, SPRN_CFAR, CPU_FTR_CFAR)
+.endm
.macro EXCEPTION_PROLOG_1 hsrr, area, kvm, vec, bitmask
OPT_SAVE_REG_TO_PACA(\area\()+EX_PPR, r9, CPU_FTR_HAS_PPR)
@@ -347,7 +348,7 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
#define EXCEPTION_PROLOG(area, label, hsrr, kvm, vec) \
SET_SCRATCH0(r13); /* save r13 */ \
- EXCEPTION_PROLOG_0(area); \
+ EXCEPTION_PROLOG_0 area ; \
EXCEPTION_PROLOG_1 hsrr, area, kvm, vec, 0 ; \
EXCEPTION_PROLOG_2_REAL label, hsrr, 1
@@ -416,7 +417,7 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
/* Do not enable RI */
#define EXCEPTION_PROLOG_NORI(area, label, hsrr, kvm, vec) \
- EXCEPTION_PROLOG_0(area); \
+ EXCEPTION_PROLOG_0 area ; \
EXCEPTION_PROLOG_1 hsrr, area, kvm, vec, 0 ; \
EXCEPTION_PROLOG_2_REAL label, hsrr, 0
@@ -565,7 +566,7 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
/* Version of above for when we have to branch out-of-line */
#define __OOL_EXCEPTION(vec, label, hdlr) \
SET_SCRATCH0(r13); \
- EXCEPTION_PROLOG_0(PACA_EXGEN); \
+ EXCEPTION_PROLOG_0 PACA_EXGEN ; \
b hdlr
#define STD_EXCEPTION_OOL(vec, label) \
@@ -596,7 +597,7 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
#define __MASKABLE_EXCEPTION(vec, label, hsrr, kvm, bitmask) \
SET_SCRATCH0(r13); /* save r13 */ \
- EXCEPTION_PROLOG_0(PACA_EXGEN); \
+ EXCEPTION_PROLOG_0 PACA_EXGEN ; \
EXCEPTION_PROLOG_1 hsrr, PACA_EXGEN, kvm, vec, bitmask ; \
EXCEPTION_PROLOG_2_REAL label, hsrr, 1
@@ -616,7 +617,7 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
#define __MASKABLE_RELON_EXCEPTION(vec, label, hsrr, kvm, bitmask) \
SET_SCRATCH0(r13); /* save r13 */ \
- EXCEPTION_PROLOG_0(PACA_EXGEN); \
+ EXCEPTION_PROLOG_0 PACA_EXGEN ; \
EXCEPTION_PROLOG_1 hsrr, PACA_EXGEN, kvm, vec, bitmask ; \
EXCEPTION_PROLOG_2_VIRT label, hsrr
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 484d0710ca08..02d974b71f44 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -109,7 +109,7 @@ EXC_VIRT_NONE(0x4000, 0x100)
EXC_REAL_BEGIN(system_reset, 0x100, 0x100)
SET_SCRATCH0(r13)
- EXCEPTION_PROLOG_0(PACA_EXNMI)
+ EXCEPTION_PROLOG_0 PACA_EXNMI
/* This is EXCEPTION_PROLOG_1 with the idle feature section added */
OPT_SAVE_REG_TO_PACA(PACA_EXNMI+EX_PPR, r9, CPU_FTR_HAS_PPR)
@@ -266,7 +266,7 @@ EXC_REAL_BEGIN(machine_check, 0x200, 0x100)
* vector
*/
SET_SCRATCH0(r13) /* save r13 */
- EXCEPTION_PROLOG_0(PACA_EXMC)
+ EXCEPTION_PROLOG_0 PACA_EXMC
BEGIN_FTR_SECTION
b machine_check_common_early
FTR_SECTION_ELSE
@@ -355,7 +355,7 @@ TRAMP_REAL_BEGIN(machine_check_pSeries)
.globl machine_check_fwnmi
machine_check_fwnmi:
SET_SCRATCH0(r13) /* save r13 */
- EXCEPTION_PROLOG_0(PACA_EXMC)
+ EXCEPTION_PROLOG_0 PACA_EXMC
BEGIN_FTR_SECTION
b machine_check_common_early
END_FTR_SECTION_IFCLR(CPU_FTR_HVMODE)
@@ -568,7 +568,7 @@ ALT_FTR_SECTION_END_IFSET(CPU_FTR_HVMODE)
/* Deliver the machine check to host kernel in V mode. */
MACHINE_CHECK_HANDLER_WINDUP
SET_SCRATCH0(r13) /* save r13 */
- EXCEPTION_PROLOG_0(PACA_EXMC)
+ EXCEPTION_PROLOG_0 PACA_EXMC
b machine_check_pSeries_0
EXC_COMMON_BEGIN(unrecover_mce)
@@ -593,7 +593,7 @@ EXC_COMMON_BEGIN(mce_return)
EXC_REAL_BEGIN(data_access, 0x300, 0x80)
SET_SCRATCH0(r13) /* save r13 */
-EXCEPTION_PROLOG_0(PACA_EXGEN)
+EXCEPTION_PROLOG_0 PACA_EXGEN
b tramp_real_data_access
EXC_REAL_END(data_access, 0x300, 0x80)
@@ -612,7 +612,7 @@ EXCEPTION_PROLOG_2_REAL data_access_common, EXC_STD, 1
EXC_VIRT_BEGIN(data_access, 0x4300, 0x80)
SET_SCRATCH0(r13) /* save r13 */
-EXCEPTION_PROLOG_0(PACA_EXGEN)
+EXCEPTION_PROLOG_0 PACA_EXGEN
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXGEN, 0, 0x300, 0
mfspr r10,SPRN_DAR
mfspr r11,SPRN_DSISR
@@ -647,7 +647,7 @@ ALT_MMU_FTR_SECTION_END_IFCLR(MMU_FTR_TYPE_RADIX)
EXC_REAL_BEGIN(data_access_slb, 0x380, 0x80)
SET_SCRATCH0(r13) /* save r13 */
-EXCEPTION_PROLOG_0(PACA_EXSLB)
+EXCEPTION_PROLOG_0 PACA_EXSLB
b tramp_real_data_access_slb
EXC_REAL_END(data_access_slb, 0x380, 0x80)
@@ -659,7 +659,7 @@ EXCEPTION_PROLOG_2_REAL data_access_slb_common, EXC_STD, 1
EXC_VIRT_BEGIN(data_access_slb, 0x4380, 0x80)
SET_SCRATCH0(r13) /* save r13 */
-EXCEPTION_PROLOG_0(PACA_EXSLB)
+EXCEPTION_PROLOG_0 PACA_EXSLB
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXSLB, 0, 0x380, 0
mfspr r10,SPRN_DAR
std r10,PACA_EXSLB+EX_DAR(r13)
@@ -778,7 +778,7 @@ EXC_COMMON_ASYNC(hardware_interrupt_common, 0x500, do_IRQ)
EXC_REAL_BEGIN(alignment, 0x600, 0x100)
SET_SCRATCH0(r13) /* save r13 */
-EXCEPTION_PROLOG_0(PACA_EXGEN)
+EXCEPTION_PROLOG_0 PACA_EXGEN
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXGEN, 1, 0x600, 0
mfspr r10,SPRN_DAR
mfspr r11,SPRN_DSISR
@@ -789,7 +789,7 @@ EXC_REAL_END(alignment, 0x600, 0x100)
EXC_VIRT_BEGIN(alignment, 0x4600, 0x100)
SET_SCRATCH0(r13) /* save r13 */
-EXCEPTION_PROLOG_0(PACA_EXGEN)
+EXCEPTION_PROLOG_0 PACA_EXGEN
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXGEN, 0, 0x600, 0
mfspr r10,SPRN_DAR
mfspr r11,SPRN_DSISR
@@ -1167,7 +1167,7 @@ TRAMP_REAL_BEGIN(hmi_exception_early)
.globl hmi_exception_after_realmode
hmi_exception_after_realmode:
SET_SCRATCH0(r13)
- EXCEPTION_PROLOG_0(PACA_EXGEN)
+ EXCEPTION_PROLOG_0 PACA_EXGEN
b tramp_real_hmi_exception
EXC_COMMON_BEGIN(hmi_exception_common)
@@ -1320,7 +1320,7 @@ EXC_VIRT_NONE(0x5400, 0x100)
EXC_REAL_BEGIN(denorm_exception_hv, 0x1500, 0x100)
mtspr SPRN_SPRG_HSCRATCH0,r13
- EXCEPTION_PROLOG_0(PACA_EXGEN)
+ EXCEPTION_PROLOG_0 PACA_EXGEN
EXCEPTION_PROLOG_1 EXC_HV, PACA_EXGEN, 0, 0x1500, 0
#ifdef CONFIG_PPC_DENORMALISATION
--
2.20.1
next prev parent reply other threads:[~2019-06-20 5:37 UTC|newest]
Thread overview: 59+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-20 5:14 [PATCH v2 00/52] powerpc/64s interrupt handler cleanups, gasification Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 01/52] powerpc/64s/exception: fix line wrap and semicolon inconsistencies in macros Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 02/52] powerpc/64s/exception: remove H concatenation for EXC_HV variants Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 03/52] powerpc/64s/exception: consolidate EXCEPTION_PROLOG_2 with _NORI variant Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 04/52] powerpc/64s/exception: move and tidy EXCEPTION_PROLOG_2 variants Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 05/52] powerpc/64s/exception: fix sreset KVM test code Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 06/52] powerpc/64s/exception: remove the "extra" macro parameter Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 07/52] powerpc/64s/exception: consolidate maskable and non-maskable prologs Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 08/52] powerpc/64s/exception: merge KVM handler and skip variants Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 09/52] powerpc/64s/exception: KVM handler can set the HSRR trap bit Nicholas Piggin
2019-06-20 5:14 ` Nicholas Piggin [this message]
2019-06-20 5:14 ` [PATCH v2 11/52] powerpc/64s/exception: Move EXCEPTION_COMMON handler and return branches into callers Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 12/52] powerpc/64s/exception: Move EXCEPTION_COMMON additions " Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 13/52] powerpc/64s/exception: unwind exception-64s.h macros Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 14/52] powerpc/64s/exception: improve 0x500 handler code Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 15/52] powerpc/64s/exception: move EXCEPTION_PROLOG_2* to a more logical place Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 16/52] powerpc/64s/exception: remove STD_EXCEPTION_COMMON variants Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 17/52] powerpc/64s/exception: move KVM related code together Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 18/52] powerpc/64s/exception: move exception-64s.h code to exception-64s.S where it is used Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 19/52] powerpc/64s/exception: move head-64.h " Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 20/52] powerpc/64s/exception: remove __BRANCH_TO_KVM Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 21/52] powerpc/64s/exception: remove unused BRANCH_TO_COMMON Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 22/52] powerpc/64s/exception: use a gas macro for system call handler code Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 23/52] powerpc/64s/exception: fix indenting irregularities Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 24/52] powerpc/64s/exception: generate regs clear instructions using .rept Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 25/52] powerpc/64s/exception: remove bad stack branch Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 26/52] powerpc/64s/exception: remove pointless EXCEPTION_PROLOG macro indirection Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 27/52] powerpc/64s/exception: move paca save area offsets into exception-64s.S Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 28/52] powerpc/64s/exception: clean up system call entry Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 29/52] powerpc/64s/exception: avoid SPR RAW scoreboard stall in real mode entry Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 30/52] powerpc/64s/exception: optimise system_reset for idle, clean up non-idle case Nicholas Piggin
2019-06-20 5:41 ` Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 31/52] powerpc/64s/exception: mtmsrd L=1 cleanup Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 32/52] powerpc/64s/exception: windup use r9 consistently to restore SPRs Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 33/52] powerpc/64s/exception: move machine check windup in_mce handling Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 34/52] powerpc/64s/exception: simplify hmi windup code Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 35/52] powerpc/64s/exception: shuffle windup code around Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 36/52] powerpc/64s/exception: use common macro for windup Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 37/52] powerpc/64s/exception: add dar and dsisr options to exception macro Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 38/52] powerpc/64s/exception: machine check use standard macros to save dar/dsisr Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 39/52] powerpc/64s/exception: denorm handler use standard scratch save macro Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 40/52] powerpc/64s/exception: move SET_SCRATCH0 into EXCEPTION_PROLOG_0 Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 41/52] powerpc/tm: update comment about interrupt re-entrancy Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 42/52] powerpc/64s/exception: machine check fwnmi does not trigger when in HV mode Nicholas Piggin
2019-06-20 9:26 ` Mahesh Jagannath Salgaonkar
2019-06-20 9:50 ` Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 43/52] powerpc/64s/exception: machine check early only runs " Nicholas Piggin
2019-06-20 9:53 ` Mahesh J Salgaonkar
2019-06-20 10:16 ` Nicholas Piggin
2019-06-20 10:57 ` Mahesh Jagannath Salgaonkar
2019-06-20 5:14 ` [PATCH v2 44/52] powerpc/64s/exception: separate pseries and powernv mce delivery paths Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 45/52] powerpc/64s/exception: machine check windup restore cfar for host delivery Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 46/52] powerpc/64s/exception: fix machine check early should not set AMR Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 47/52] powerpc/64s/exception: machine check restructure handler to be more regular Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 48/52] powerpc/64s/exception: simplify machine check early path Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 49/52] powerpc/64s/exceptions: machine check move unrecoverable handling out of line Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 50/52] powerpc/64s/exception: untangle early machine check handler Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 51/52] powerpc/64s/exception: machine check improve branch labels Nicholas Piggin
2019-06-20 5:14 ` [PATCH v2 52/52] powerpc/64s/exception: add missing branch to self after RFI Nicholas Piggin
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