📝 impove aarch64 switching performance (#39)

Xudong-Huang · Apr 21, 2023 · b7ebfbb · b7ebfbb
1 parent 8fb671e
commit b7ebfbb
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diff --git a/src/detail/asm/asm_aarch64_aapcs_elf_gas.S b/src/detail/asm/asm_aarch64_aapcs_elf_gas.S
@@ -53,7 +53,7 @@ swap_registers:
     ldp d12, d13, [x1, #144]
     ldp d14, d15, [x1, #160]
 
-    ret
+    br x30
 .size swap_registers,.-swap_registers
 
 /* Mark that we don't need executable stack. */

diff --git a/src/detail/asm/asm_aarch64_aapcs_macho_gas.S b/src/detail/asm/asm_aarch64_aapcs_macho_gas.S
@@ -48,4 +48,4 @@ _swap_registers:
     ldp d12, d13, [x1, #144]
     ldp d14, d15, [x1, #160]
 
-    ret
+    br x30
-Original file line number
+Diff line change
@@ Expand Up / @@ -48,4 +48,4 @@ _swap_registers: @@
         ldp d12, d13, [x1, #144]
         ldp d14, d15, [x1, #160]
-        ret
+        br x30