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powerpc/64s/exception: unwind exception-64s.h macros

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Many of these macros just specify 1-4 lines which are only called a
few times each at most, and often just once. Remove this indirection.

No generated code change.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin
2019-06-22 23:15:22 +10:00
committed by Michael Ellerman
parent 47169fba3a
commit fc557537f2
3 changed files with 82 additions and 139 deletions
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101
arch/powerpc/include/asm/exception-64s.h
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@@ -230,17 +230,6 @@
#endif
.endm
/*
* As EXCEPTION_PROLOG(), except we've already got relocation on so no need to
* rfid. Save CTR in case we're CONFIG_RELOCATABLE, in which case
* EXCEPTION_PROLOG_2_VIRT will be using CTR.
*/
#define EXCEPTION_RELON_PROLOG(area, label, hsrr, kvm, vec) \
SET_SCRATCH0(r13); /* save r13 */ \
EXCEPTION_PROLOG_0 area ; \
EXCEPTION_PROLOG_1 hsrr, area, kvm, vec, 0 ; \
EXCEPTION_PROLOG_2_VIRT label, hsrr
/* Exception register prefixes */
#define EXC_HV 1
#define EXC_STD 0
@@ -351,12 +340,6 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
std r10,\area\()+EX_R13(r13)
.endm
#define EXCEPTION_PROLOG(area, label, hsrr, kvm, vec) \
SET_SCRATCH0(r13); /* save r13 */ \
EXCEPTION_PROLOG_0 area ; \
EXCEPTION_PROLOG_1 hsrr, area, kvm, vec, 0 ; \
EXCEPTION_PROLOG_2_REAL label, hsrr, 1
#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE
/*
* If hv is possible, interrupts come into to the hv version
@@ -420,12 +403,6 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
#endif
/* Do not enable RI */
#define EXCEPTION_PROLOG_NORI(area, label, hsrr, kvm, vec) \
EXCEPTION_PROLOG_0 area ; \
EXCEPTION_PROLOG_1 hsrr, area, kvm, vec, 0 ; \
EXCEPTION_PROLOG_2_REAL label, hsrr, 0
#ifdef CONFIG_KVM_BOOK3S_64_HANDLER
.macro KVMTEST hsrr, n
lbz r10,HSTATE_IN_GUEST(r13)
@@ -562,84 +539,6 @@ END_FTR_SECTION_NESTED(ftr,ftr,943)
std r10,RESULT(r1); /* clear regs->result */ \
std r11,STACK_FRAME_OVERHEAD-16(r1); /* mark the frame */
/*
* Exception vectors.
*/
#define STD_EXCEPTION(vec, label) \
EXCEPTION_PROLOG(PACA_EXGEN, label, EXC_STD, 1, vec);
/* 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 ; \
b hdlr
#define STD_EXCEPTION_OOL(vec, label) \
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXGEN, 1, vec, 0 ; \
EXCEPTION_PROLOG_2_REAL label, EXC_STD, 1
#define STD_EXCEPTION_HV(loc, vec, label) \
EXCEPTION_PROLOG(PACA_EXGEN, label, EXC_HV, 1, vec)
#define STD_EXCEPTION_HV_OOL(vec, label) \
EXCEPTION_PROLOG_1 EXC_HV, PACA_EXGEN, 1, vec, 0 ; \
EXCEPTION_PROLOG_2_REAL label, EXC_HV, 1
#define STD_RELON_EXCEPTION(loc, vec, label) \
/* No guest interrupts come through here */ \
EXCEPTION_RELON_PROLOG(PACA_EXGEN, label, EXC_STD, 0, vec)
#define STD_RELON_EXCEPTION_OOL(vec, label) \
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXGEN, 0, vec, 0 ; \
EXCEPTION_PROLOG_2_VIRT label, EXC_STD
#define STD_RELON_EXCEPTION_HV(loc, vec, label) \
EXCEPTION_RELON_PROLOG(PACA_EXGEN, label, EXC_HV, 1, vec)
#define STD_RELON_EXCEPTION_HV_OOL(vec, label) \
EXCEPTION_PROLOG_1 EXC_HV, PACA_EXGEN, 1, vec, 0 ; \
EXCEPTION_PROLOG_2_VIRT label, EXC_HV
#define __MASKABLE_EXCEPTION(vec, label, hsrr, kvm, bitmask) \
SET_SCRATCH0(r13); /* save r13 */ \
EXCEPTION_PROLOG_0 PACA_EXGEN ; \
EXCEPTION_PROLOG_1 hsrr, PACA_EXGEN, kvm, vec, bitmask ; \
EXCEPTION_PROLOG_2_REAL label, hsrr, 1
#define MASKABLE_EXCEPTION(vec, label, bitmask) \
__MASKABLE_EXCEPTION(vec, label, EXC_STD, 1, bitmask)
#define MASKABLE_EXCEPTION_OOL(vec, label, bitmask) \
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXGEN, 1, vec, bitmask ; \
EXCEPTION_PROLOG_2_REAL label, EXC_STD, 1
#define MASKABLE_EXCEPTION_HV(vec, label, bitmask) \
__MASKABLE_EXCEPTION(vec, label, EXC_HV, 1, bitmask)
#define MASKABLE_EXCEPTION_HV_OOL(vec, label, bitmask) \
EXCEPTION_PROLOG_1 EXC_HV, PACA_EXGEN, 1, vec, bitmask ; \
EXCEPTION_PROLOG_2_REAL label, EXC_HV, 1
#define __MASKABLE_RELON_EXCEPTION(vec, label, hsrr, kvm, bitmask) \
SET_SCRATCH0(r13); /* save r13 */ \
EXCEPTION_PROLOG_0 PACA_EXGEN ; \
EXCEPTION_PROLOG_1 hsrr, PACA_EXGEN, kvm, vec, bitmask ; \
EXCEPTION_PROLOG_2_VIRT label, hsrr
#define MASKABLE_RELON_EXCEPTION(vec, label, bitmask) \
__MASKABLE_RELON_EXCEPTION(vec, label, EXC_STD, 0, bitmask)
#define MASKABLE_RELON_EXCEPTION_OOL(vec, label, bitmask) \
EXCEPTION_PROLOG_1 EXC_STD, PACA_EXGEN, 0, vec, bitmask ; \
EXCEPTION_PROLOG_2_REAL label, EXC_STD, 1
#define MASKABLE_RELON_EXCEPTION_HV(vec, label, bitmask) \
__MASKABLE_RELON_EXCEPTION(vec, label, EXC_HV, 1, bitmask)
#define MASKABLE_RELON_EXCEPTION_HV_OOL(vec, label, bitmask) \
EXCEPTION_PROLOG_1 EXC_HV, PACA_EXGEN, 1, vec, bitmask ; \
EXCEPTION_PROLOG_2_VIRT label, EXC_HV
#define RUNLATCH_ON \
BEGIN_FTR_SECTION \
ld r3, PACA_THREAD_INFO(r13); \