cmd/compile: update riscv64 CALL* ops

This CL allow the CALL ops to take variable number of arguments.

Change-Id: If84bb306c2f23a0a934e31dfeabbca7bed0c1796
Reviewed-on: https://go-review.googlesource.com/c/go/+/360216
Trust: mzh <mzh@golangcn.org>
Run-TryBot: mzh <mzh@golangcn.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Cherry Mui <cherryyz@google.com>

diff --git a/src/cmd/compile/internal/ssa/gen/RISCV64Ops.go b/src/cmd/compile/internal/ssa/gen/RISCV64Ops.go
index 0093fa158d2c3ca4cf8dbc78e21fc713cfa1fec4..f09910782d5e24c399beda7bd416ced7046b37c4 100644 (file)
--- a/src/cmd/compile/internal/ssa/gen/RISCV64Ops.go
+++ b/src/cmd/compile/internal/ssa/gen/RISCV64Ops.go
@@ -241,10 +241,10 @@ func init() {
                {name: "MOVconvert", argLength: 2, reg: gp11, asm: "MOV"}, // arg0, but converted to int/ptr as appropriate; arg1=mem
 
                // Calls
-               {name: "CALLstatic", argLength: 1, reg: call, aux: "CallOff", call: true},               // call static function aux.(*gc.Sym). arg0=mem, auxint=argsize, returns mem
-               {name: "CALLtail", argLength: 1, reg: call, aux: "CallOff", call: true, tailCall: true}, // tail call static function aux.(*gc.Sym). arg0=mem, auxint=argsize, returns mem
-               {name: "CALLclosure", argLength: 3, reg: callClosure, aux: "CallOff", call: true},       // call function via closure. arg0=codeptr, arg1=closure, arg2=mem, auxint=argsize, returns mem
-               {name: "CALLinter", argLength: 2, reg: callInter, aux: "CallOff", call: true},           // call fn by pointer. arg0=codeptr, arg1=mem, auxint=argsize, returns mem
+               {name: "CALLstatic", argLength: -1, reg: call, aux: "CallOff", call: true},               // call static function aux.(*gc.Sym). last arg=mem, auxint=argsize, returns mem
+               {name: "CALLtail", argLength: -1, reg: call, aux: "CallOff", call: true, tailCall: true}, // tail call static function aux.(*gc.Sym). last arg=mem, auxint=argsize, returns mem
+               {name: "CALLclosure", argLength: -1, reg: callClosure, aux: "CallOff", call: true},       // call function via closure. arg0=codeptr, arg1=closure, last arg=mem, auxint=argsize, returns mem
+               {name: "CALLinter", argLength: -1, reg: callInter, aux: "CallOff", call: true},           // call fn by pointer. arg0=codeptr, last arg=mem, auxint=argsize, returns mem
 
                // duffzero
                // arg0 = address of memory to zero (in X25, changed as side effect)

diff --git a/src/cmd/compile/internal/ssa/opGen.go b/src/cmd/compile/internal/ssa/opGen.go
index dfd9bc5f02459d23623b63ae4401647122c1a5f6..cbd49b512d7c0f4ca11d95eb5d6409000cfcab73 100644 (file)
--- a/src/cmd/compile/internal/ssa/opGen.go
+++ b/src/cmd/compile/internal/ssa/opGen.go
@@ -28875,7 +28875,7 @@ var opcodeTable = [...]opInfo{
        {
                name:    "CALLstatic",
                auxType: auxCallOff,
-               argLen:  1,
+               argLen:  -1,
                call:    true,
                reg: regInfo{
                        clobbers: 9223372035781033968, // X5 X6 X7 X8 X9 X10 X11 X12 X13 X14 X15 X16 X17 X18 X19 X20 X21 X22 X23 X24 X25 X26 g X28 X29 X30 F0 F1 F2 F3 F4 F5 F6 F7 F8 F9 F10 F11 F12 F13 F14 F15 F16 F17 F18 F19 F20 F21 F22 F23 F24 F25 F26 F27 F28 F29 F30 F31
@@ -28884,7 +28884,7 @@ var opcodeTable = [...]opInfo{
        {
                name:     "CALLtail",
                auxType:  auxCallOff,
-               argLen:   1,
+               argLen:   -1,
                call:     true,
                tailCall: true,
                reg: regInfo{
@@ -28894,7 +28894,7 @@ var opcodeTable = [...]opInfo{
        {
                name:    "CALLclosure",
                auxType: auxCallOff,
-               argLen:  3,
+               argLen:  -1,
                call:    true,
                reg: regInfo{
                        inputs: []inputInfo{
@@ -28907,7 +28907,7 @@ var opcodeTable = [...]opInfo{
        {
                name:    "CALLinter",
                auxType: auxCallOff,
-               argLen:  2,
+               argLen:  -1,
                call:    true,
                reg: regInfo{
                        inputs: []inputInfo{