PPC/s390: [wasm-simd][liftoff] Implement max of i8x16, i16x8, i32x4 on x64 and ia32

Port dd1dbd99

R=jing.bao@intel.com, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com
BUG=
LOG=N

Change-Id: I857933ec03c7ee57a44eab0629435f9b6c7c5290
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2137156Reviewed-by: Junliang Yan <jyan@ca.ibm.com>
Commit-Queue: Milad Farazmand <miladfar@ca.ibm.com>
Cr-Commit-Position: refs/heads/master@{#67012}

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

@@ -676,6 +676,18 @@ void LiftoffAssembler::emit_i32x4_min_u(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i32x4_min_u");
 }
 
+void LiftoffAssembler::emit_i32x4_max_s(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i32x4_max_s");
+}
+
+void LiftoffAssembler::emit_i32x4_max_u(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i32x4_max_u");
+}
+
 void LiftoffAssembler::emit_i16x8_splat(LiftoffRegister dst,
                                         LiftoffRegister src) {
   bailout(kUnsupportedArchitecture, "emit_i16x8splat");
@@ -720,6 +732,18 @@ void LiftoffAssembler::emit_i16x8_min_u(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i16x8_min_u");
 }
 
+void LiftoffAssembler::emit_i16x8_max_s(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i16x8_max_s");
+}
+
+void LiftoffAssembler::emit_i16x8_max_u(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i16x8_max_u");
+}
+
 void LiftoffAssembler::emit_i16x8_extract_lane_u(LiftoffRegister dst,
                                                  LiftoffRegister lhs,
                                                  uint8_t imm_lane_idx) {
@@ -786,6 +810,18 @@ void LiftoffAssembler::emit_i8x16_min_u(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i8x16_min_u");
 }
 
+void LiftoffAssembler::emit_i8x16_max_s(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16_max_s");
+}
+
+void LiftoffAssembler::emit_i8x16_max_u(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16_max_u");
+}
+
 void LiftoffAssembler::emit_i8x16_sub(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   bailout(kUnsupportedArchitecture, "emit_i8x16sub");

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

@@ -680,6 +680,18 @@ void LiftoffAssembler::emit_i32x4_min_u(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i32x4_min_u");
 }
 
+void LiftoffAssembler::emit_i32x4_max_s(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i32x4_max_s");
+}
+
+void LiftoffAssembler::emit_i32x4_max_u(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i32x4_max_u");
+}
+
 void LiftoffAssembler::emit_i16x8_splat(LiftoffRegister dst,
                                         LiftoffRegister src) {
   bailout(kUnsupportedArchitecture, "emit_i16x8splat");
@@ -724,6 +736,18 @@ void LiftoffAssembler::emit_i16x8_min_u(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i16x8_min_u");
 }
 
+void LiftoffAssembler::emit_i16x8_max_s(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i16x8_max_s");
+}
+
+void LiftoffAssembler::emit_i16x8_max_u(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i16x8_max_u");
+}
+
 void LiftoffAssembler::emit_i16x8_extract_lane_u(LiftoffRegister dst,
                                                  LiftoffRegister lhs,
                                                  uint8_t imm_lane_idx) {
@@ -806,6 +830,18 @@ void LiftoffAssembler::emit_i8x16_min_u(LiftoffRegister dst,
   bailout(kUnsupportedArchitecture, "emit_i8x16_min_u");
 }
 
+void LiftoffAssembler::emit_i8x16_max_s(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16_max_s");
+}
+
+void LiftoffAssembler::emit_i8x16_max_u(LiftoffRegister dst,
+                                        LiftoffRegister lhs,
+                                        LiftoffRegister rhs) {
+  bailout(kUnsupportedArchitecture, "emit_i8x16_max_u");
+}
+
 void LiftoffAssembler::StackCheck(Label* ool_code, Register limit_address) {
   bailout(kUnsupportedArchitecture, "StackCheck");
 }