cmd/compile/internal/riscv64: correct ssa.BlockRetJmp

The obj.Prog needs to be an obj.ARET rather than an obj.AJMP, otherwise the
epilogue does not get correctly produced.

Change-Id: Ie1262f2028d3b51720eeb0364a627fbde8b14df9
Reviewed-on: https://go-review.googlesource.com/c/go/+/221683
Reviewed-by: Cherry Zhang <cherryyz@google.com>
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>

diff --git a/src/cmd/compile/internal/riscv64/ssa.go b/src/cmd/compile/internal/riscv64/ssa.go
index 167c9a3411984a88d884a3da5494b836c411b028..91f31643360f5b8344e696445073568af8eefb6f 100644 (file)
--- a/src/cmd/compile/internal/riscv64/ssa.go
+++ b/src/cmd/compile/internal/riscv64/ssa.go
@@ -464,7 +464,7 @@ func ssaGenBlock(s *gc.SSAGenState, b, next *ssa.Block) {
        case ssa.BlockRet:
                s.Prog(obj.ARET)
        case ssa.BlockRetJmp:
-               p := s.Prog(obj.AJMP)
+               p := s.Prog(obj.ARET)
                p.To.Type = obj.TYPE_MEM
                p.To.Name = obj.NAME_EXTERN
                p.To.Sym = b.Aux.(*obj.LSym)