X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fnew_dynarec%2Flinkage_arm64.S;h=bc5f1151e14e65b38d236a2cab4b79408a6e1c67;hb=bc7c5acb6eb1ac9adc6b4381a2c2b2baffd5aebe;hp=6f32fa3b6c4c74e214f2cc15aaf7bf9841a3fb7b;hpb=39b71d9abccb93457f17df887e50507a91390a78;p=pcsx_rearmed.git

diff --git a/libpcsxcore/new_dynarec/linkage_arm64.S b/libpcsxcore/new_dynarec/linkage_arm64.S
index 6f32fa3b..bc5f1151 100644
--- a/libpcsxcore/new_dynarec/linkage_arm64.S
+++ b/libpcsxcore/new_dynarec/linkage_arm64.S
@@ -52,7 +52,7 @@ DRC_VAR(pending_exception, 4)
 DRC_VAR(stop, 4)
 DRC_VAR(branch_target, 4)
 DRC_VAR(address, 4)
-#DRC_VAR(align0, 16) /* unused/alignment */
+DRC_VAR(hack_addr, 4)
 DRC_VAR(psxRegs, LO_psxRegs_end - LO_psxRegs)
 
 /* psxRegs */
@@ -77,58 +77,30 @@ DRC_VAR(psxH_ptr, 8)
 DRC_VAR(invc_ptr, 8)
 DRC_VAR(zeromem_ptr, 8)
 DRC_VAR(scratch_buf_ptr, 8)
-#DRC_VAR(align1, 16) /* unused/alignment */
+DRC_VAR(ram_offset, 8)
 DRC_VAR(mini_ht, 256)
-DRC_VAR(restore_candidate, 512)
 
 
 	.text
 	.align	2
 
-/* r0 = virtual target address */
-/* r1 = instruction to patch */
-.macro dyna_linker_main
-	/* XXX TODO: should be able to do better than this... */
-	bl	get_addr_ht
-	br	x0
-.endm
-
-
 FUNCTION(dyna_linker):
 	/* r0 = virtual target address */
 	/* r1 = instruction to patch */
-	dyna_linker_main
+	bl	ndrc_get_addr_ht
+	br	x0
 	.size	dyna_linker, .-dyna_linker
 
-FUNCTION(exec_pagefault):
-	/* r0 = instruction pointer */
-	/* r1 = fault address */
-	/* r2 = cause */
-	bl	abort
-	.size	exec_pagefault, .-exec_pagefault
-
-/* Special dynamic linker for the case where a page fault
-   may occur in a branch delay slot */
-FUNCTION(dyna_linker_ds):
-	/* r0 = virtual target address */
-	/* r1 = instruction to patch */
-	dyna_linker_main
-	.size	dyna_linker_ds, .-dyna_linker_ds
-
 	.align	2
 FUNCTION(cc_interrupt):
 	ldr	w0, [rFP, #LO_last_count]
-	mov	w2, #0x1fc
 	add	rCC, w0, rCC
 	str	wzr, [rFP, #LO_pending_exception]
-	and	w2, w2, rCC, lsr #17
-	add	x3, rFP, #LO_restore_candidate
 	str	rCC, [rFP, #LO_cycle]		/* PCSX cycles */
 #	str	rCC, [rFP, #LO_reg_cop0+36]	/* Count */
-	ldr	w19, [x3, w2, uxtw]
 	mov	x21, lr
-	cbnz	w19, 4f
 1:
+	add	x0, rFP, #(LO_psxRegs + 34*4)   /* CP0 */
 	bl	gen_interupt
 	mov	lr, x21
 	ldr	rCC, [rFP, #LO_cycle]
@@ -142,22 +114,8 @@ FUNCTION(cc_interrupt):
 	ret
 2:
 	ldr	w0, [rFP, #LO_pcaddr]
-	bl	get_addr_ht
+	bl	ndrc_get_addr_ht
 	br	x0
-4:
-	/* Move 'dirty' blocks to the 'clean' list */
-	lsl	w20, w2, #3
-	str	wzr, [x3, w2, uxtw]
-5:
-	mov	w0, w20
-	add	w20, w20, #1
-	tbz	w19, #0, 6f
-	bl	clean_blocks
-6:
-	lsr	w19, w19, #1
-	tst	w20, #31
-	bne	5b
-	b	1b
 	.size	cc_interrupt, .-cc_interrupt
 
 	.align	2
@@ -172,7 +130,7 @@ FUNCTION(fp_exception):
 	str	w1, [rFP, #LO_reg_cop0+48] /* Status */
 	str	w2, [rFP, #LO_reg_cop0+52] /* Cause */
 	add	w0, w3, #0x80
-	bl	get_addr_ht
+	bl	ndrc_get_addr_ht
 	br	x0
 	.size	fp_exception, .-fp_exception
 	.align	2
@@ -182,19 +140,29 @@ FUNCTION(fp_exception_ds):
 	.size	fp_exception_ds, .-fp_exception_ds
 
 	.align	2
+FUNCTION(jump_break_ds):
+	mov	w0, #0x24
+	mov	w1, #1
+	b	call_psxException
+FUNCTION(jump_break):
+	mov	w0, #0x24
+	mov	w1, #0
+	b	call_psxException
+FUNCTION(jump_syscall_ds):
+	mov	w0, #0x20
+	mov	w1, #2
+	b	call_psxException
 FUNCTION(jump_syscall):
-	ldr	w1, [rFP, #LO_reg_cop0+48] /* Status */
-	mov	w3, #0x80000000
-	str	w0, [rFP, #LO_reg_cop0+56] /* EPC */
-	orr	w1, w1, #2
-	mov	w2, #0x20
-	str	w1, [rFP, #LO_reg_cop0+48] /* Status */
-	str	w2, [rFP, #LO_reg_cop0+52] /* Cause */
-	add	w0, w3, #0x80
-	bl	get_addr_ht
-	br	x0
-	.size	jump_syscall, .-jump_syscall
-	.align	2
+	mov	w0, #0x20
+	mov	w1, #0
+
+call_psxException:
+	ldr	w3, [rFP, #LO_last_count]
+	str	w2, [rFP, #LO_pcaddr]
+	add	rCC, w3, rCC
+	str	rCC, [rFP, #LO_cycle]           /* PCSX cycles */
+	add	x2, rFP, #(LO_psxRegs + 34*4)   /* CP0 */
+	bl	psxException
 
 	/* note: psxException might do recursive recompiler call from it's HLE code,
 	 * so be ready for this */
@@ -204,7 +172,7 @@ FUNCTION(jump_to_new_pc):
 	ldr	w0, [rFP, #LO_pcaddr]
 	sub	rCC, rCC, w1
 	str	w1, [rFP, #LO_last_count]
-	bl	get_addr_ht
+	bl	ndrc_get_addr_ht
 	br	x0
 	.size	jump_to_new_pc, .-jump_to_new_pc
 
@@ -223,7 +191,7 @@ FUNCTION(new_dyna_start):
 	ldr	w0,  [rFP, #LO_pcaddr]
 	str	w1,  [rFP, #LO_last_count]
 	sub	rCC, w2, w1
-	bl	get_addr_ht
+	bl	ndrc_get_addr_ht
 	br	x0
 	.size	new_dyna_start, .-new_dyna_start
 
@@ -253,10 +221,10 @@ FUNCTION(new_dyna_leave):
 .endm
 
 .macro memhandler_post
-	ldr	w2, [rFP, #LO_next_interupt]
-	ldr	w1, [rFP, #LO_cycle]
-	sub	w0, w1, w2
-	str	w2, [rFP, #LO_last_count]
+	ldr	w0, [rFP, #LO_next_interupt]
+	ldr	w2, [rFP, #LO_cycle]        // memhandlers can modify cc, like dma
+	str	w0, [rFP, #LO_last_count]
+	sub	w0, w2, w0
 .endm
 
 FUNCTION(do_memhandler_pre):
@@ -336,7 +304,7 @@ handler_write_end:
 FUNCTION(jump_handle_swl):
 	/* w0 = address, w1 = data, w2 = cycles */
 	ldr	x3, [rFP, #LO_mem_wtab]
-	mov	w4, w0, lsr #12
+	orr	w4, wzr, w0, lsr #12
 	ldr	x3, [x3, w4, uxtw #3]
 	adds	x3, x3, x3
 	bcs	4f
@@ -371,7 +339,7 @@ FUNCTION(jump_handle_swl):
 FUNCTION(jump_handle_swr):
 	/* w0 = address, w1 = data, w2 = cycles */
 	ldr	x3, [rFP, #LO_mem_wtab]
-	mov	w4, w0, lsr #12
+	orr	w4, wzr, w0, lsr #12
 	ldr	x3, [x3, w4, uxtw #3]
 	adds	x3, x3, x3
 	bcs	4f