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Revert "[Runtime] Don't use write back in EIC retain/release"

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This commit is contained in:
Dario Rexin
2025-11-18 12:19:24 -08:00
committed by GitHub
parent 17447a3378
commit 0502f0db57
1 changed files with 8 additions and 16 deletions
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24
stdlib/public/SwiftDirectRuntime/RetainRelease.s
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@@ -192,8 +192,7 @@ Lslowpath_release:
// Save/restore the preservemost registers and call swift_retain. // Save/restore the preservemost registers and call swift_retain.
Lcall_swift_release: Lcall_swift_release:
maybe_pacibsp maybe_pacibsp
sub sp, sp, #0x50 str x9, [sp, #-0x50]!
str x9, [sp]
stp x10, x11, [sp, #0x10] stp x10, x11, [sp, #0x10]
stp x12, x13, [sp, #0x20] stp x12, x13, [sp, #0x20]
stp x14, x15, [sp, #0x30] stp x14, x15, [sp, #0x30]
@@ -208,14 +207,12 @@ Lcall_swift_release:
ldp x14, x15, [sp, #0x30] ldp x14, x15, [sp, #0x30]
ldp x12, x13, [sp, #0x20] ldp x12, x13, [sp, #0x20]
ldp x10, x11, [sp, #0x10] ldp x10, x11, [sp, #0x10]
ldr x9, [sp] ldr x9, [sp], #0x50
add sp, sp, #0x50
ret_maybe_ab ret_maybe_ab
LbridgeObjectReleaseDirectObjC: LbridgeObjectReleaseDirectObjC:
maybe_pacibsp maybe_pacibsp
sub sp, sp, #0x50 stp x0, x9, [sp, #-0x50]!
stp x0, x9, [sp]
stp x10, x11, [sp, #0x10] stp x10, x11, [sp, #0x10]
stp x12, x13, [sp, #0x20] stp x12, x13, [sp, #0x20]
stp x14, x15, [sp, #0x30] stp x14, x15, [sp, #0x30]
@@ -230,8 +227,7 @@ LbridgeObjectReleaseDirectObjC:
ldp x14, x15, [sp, #0x30] ldp x14, x15, [sp, #0x30]
ldp x12, x13, [sp, #0x20] ldp x12, x13, [sp, #0x20]
ldp x10, x11, [sp, #0x10] ldp x10, x11, [sp, #0x10]
ldp x0, x9, [sp] ldp x0, x9, [sp], #0x50
add sp, sp, #0x50
LbridgeObjectReleaseObjCRet: LbridgeObjectReleaseObjCRet:
ret_maybe_ab ret_maybe_ab
@@ -334,8 +330,7 @@ Lslowpath_retain:
// Save/restore the preservemost registers and call swift_retain. // Save/restore the preservemost registers and call swift_retain.
Lcall_swift_retain: Lcall_swift_retain:
maybe_pacibsp maybe_pacibsp
sub sp, sp, #0x50 stp x0, x9, [sp, #-0x50]!
stp x0, x9, [sp]
stp x10, x11, [sp, #0x10] stp x10, x11, [sp, #0x10]
stp x12, x13, [sp, #0x20] stp x12, x13, [sp, #0x20]
stp x14, x15, [sp, #0x30] stp x14, x15, [sp, #0x30]
@@ -350,14 +345,12 @@ Lcall_swift_retain:
ldp x14, x15, [sp, #0x30] ldp x14, x15, [sp, #0x30]
ldp x12, x13, [sp, #0x20] ldp x12, x13, [sp, #0x20]
ldp x10, x11, [sp, #0x10] ldp x10, x11, [sp, #0x10]
ldp x0, x9, [sp] ldp x0, x9, [sp], #0x50
add sp, sp, #0x50
ret_maybe_ab ret_maybe_ab
Lswift_bridgeObjectRetainDirectObjC: Lswift_bridgeObjectRetainDirectObjC:
maybe_pacibsp maybe_pacibsp
sub sp, sp, #0x50 stp x0, x9, [sp, #-0x50]!
stp x0, x9, [sp]
stp x10, x11, [sp, #0x10] stp x10, x11, [sp, #0x10]
stp x12, x13, [sp, #0x20] stp x12, x13, [sp, #0x20]
stp x14, x15, [sp, #0x30] stp x14, x15, [sp, #0x30]
@@ -372,8 +365,7 @@ Lswift_bridgeObjectRetainDirectObjC:
ldp x14, x15, [sp, #0x30] ldp x14, x15, [sp, #0x30]
ldp x12, x13, [sp, #0x20] ldp x12, x13, [sp, #0x20]
ldp x10, x11, [sp, #0x10] ldp x10, x11, [sp, #0x10]
ldp x0, x9, [sp] ldp x0, x9, [sp], #0x50
add sp, sp, #0x50
ret_maybe_ab ret_maybe_ab
#else #else