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-rw-r--r--src/cmd/compile/abi-internal.md3
1 files changed, 0 insertions, 3 deletions
diff --git a/src/cmd/compile/abi-internal.md b/src/cmd/compile/abi-internal.md
index a04b5aed3f..535acedd84 100644
--- a/src/cmd/compile/abi-internal.md
+++ b/src/cmd/compile/abi-internal.md
@@ -643,8 +643,6 @@ Registers R20 - R21, R23 – R28, R30 - R31, F16 – F31 are permanent scratch r
Register R2 is reserved and never used.
-Register R20, R21 is Used by runtime.duffcopy, runtime.duffzero.
-
Special-purpose registers used within Go generated code and Go assembly code
are as follows:
@@ -653,7 +651,6 @@ are as follows:
| R0 | Zero value | Same | Same |
| R1 | Link register | Link register | Scratch |
| R3 | Stack pointer | Same | Same |
-| R20,R21 | Scratch | Scratch | Used by duffcopy, duffzero |
| R22 | Current goroutine | Same | Same |
| R29 | Closure context pointer | Same | Same |
| R30, R31 | used by the assembler | Same | Same |