PPC/s390: [wasm-simd] [liftoff] Implement add for f64x2, i64x2, i8x16 on X64 and IA32

Port 485e66ba

R=fanchen.kong@intel.com, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N

Change-Id: I2e1b79a995661243ff05b3d13e310f6315de0c97
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2097450Reviewed-by: Junliang Yan <jyan@ca.ibm.com>
Commit-Queue: Milad Farazmand <miladfar@ca.ibm.com>
Cr-Commit-Position: refs/heads/master@{#66662}

src/wasm/baseline/ppc/liftoff-assembler-ppc.h

@@ -537,6 +537,11 @@ void LiftoffAssembler::emit_f64x2_splat(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_f64x2splat");
 }
 
+void LiftoffAssembler::emit_f64x2_add(LiftoffRegister dst, LiftoffRegister lhs,
+                                      LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_f64x2add");
+}
+
 void LiftoffAssembler::emit_f32x4_splat(LiftoffRegister dst,
                                         LiftoffRegister src) {
   bailout(kUnsupportedArchitecture, "emit_f32x4_splat");
@@ -552,6 +557,11 @@ void LiftoffAssembler::emit_i64x2_splat(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i64x2splat");
 }
 
+void LiftoffAssembler::emit_i64x2_add(LiftoffRegister dst, LiftoffRegister lhs,
+                                      LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i64x2add");
+}
+
 void LiftoffAssembler::emit_i32x4_splat(LiftoffRegister dst,
                                         LiftoffRegister src) {
   bailout(kUnsupportedArchitecture, "emit_i32x4_splat");
@@ -577,6 +587,11 @@ void LiftoffAssembler::emit_i8x16_splat(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i8x16splat");
 }
 
+void LiftoffAssembler::emit_i8x16_add(LiftoffRegister dst, LiftoffRegister lhs,
+                                      LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16add");
+}
+
 void LiftoffAssembler::StackCheck(Label* ool_code, Register limit_address) {
   bailout(kUnsupportedArchitecture, "StackCheck");
 }

src/wasm/baseline/s390/liftoff-assembler-s390.h

@@ -541,6 +541,11 @@ void LiftoffAssembler::emit_f64x2_splat(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_f64x2splat");
 }
 
+void LiftoffAssembler::emit_f64x2_add(LiftoffRegister dst, LiftoffRegister lhs,
+                                      LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_f64x2add");
+}
+
 void LiftoffAssembler::emit_f32x4_splat(LiftoffRegister dst,
                                         LiftoffRegister src) {
   bailout(kUnsupportedArchitecture, "emit_f32x4_splat");
@@ -556,6 +561,11 @@ void LiftoffAssembler::emit_i64x2_splat(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i64x2splat");
 }
 
+void LiftoffAssembler::emit_i64x2_add(LiftoffRegister dst, LiftoffRegister lhs,
+                                      LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i64x2add");
+}
+
 void LiftoffAssembler::emit_i32x4_splat(LiftoffRegister dst,
                                         LiftoffRegister src) {
   bailout(kUnsupportedArchitecture, "emit_i32x4_splat");
@@ -581,6 +591,11 @@ void LiftoffAssembler::emit_i8x16_splat(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i8x16splat");
 }
 
+void LiftoffAssembler::emit_i8x16_add(LiftoffRegister dst, LiftoffRegister lhs,
+                                      LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16add");
+}
+
 void LiftoffAssembler::StackCheck(Label* ool_code, Register limit_address) {
   bailout(kUnsupportedArchitecture, "StackCheck");
 }