[mips][wasm-simd][liftoff] Implement all_true

Port b3799538
https://crrev.com/c/2220446

Change-Id: I5de86c0aaf0f9262fd9cd63078c75c0013f5c962
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2223886Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Zhao Jiazhong <zhaojiazhong-hf@loongson.cn>
Cr-Commit-Position: refs/heads/master@{#68088}

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

@@ -1782,6 +1782,11 @@ void LiftoffAssembler::emit_v8x16_anytrue(LiftoffRegister dst,
   bailout(kSimd, "emit_v8x16_anytrue");
 }
 
+void LiftoffAssembler::emit_v8x16_alltrue(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  bailout(kSimd, "emit_v8x16_alltrue");
+}
+
 void LiftoffAssembler::emit_i8x16_shl(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   bailout(kSimd, "emit_i8x16_shl");
@@ -1887,6 +1892,11 @@ void LiftoffAssembler::emit_v16x8_anytrue(LiftoffRegister dst,
   bailout(kSimd, "emit_v16x8_anytrue");
 }
 
+void LiftoffAssembler::emit_v16x8_alltrue(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  bailout(kSimd, "emit_v16x8_alltrue");
+}
+
 void LiftoffAssembler::emit_i16x8_shl(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   bailout(kSimd, "emit_i16x8_shl");
@@ -1992,6 +2002,11 @@ void LiftoffAssembler::emit_v32x4_anytrue(LiftoffRegister dst,
   bailout(kSimd, "emit_v32x4_anytrue");
 }
 
+void LiftoffAssembler::emit_v32x4_alltrue(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  bailout(kSimd, "emit_v32x4_alltrue");
+}
+
 void LiftoffAssembler::emit_i32x4_shl(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   bailout(kSimd, "emit_i32x4_shl");

src/wasm/baseline/mips64/liftoff-assembler-mips64.h

@@ -1331,6 +1331,16 @@ inline void EmitAnyTrue(LiftoffAssembler* assm, LiftoffRegister dst,
   assm->bind(&all_false);
 }
 
+inline void EmitAllTrue(LiftoffAssembler* assm, LiftoffRegister dst,
+                        LiftoffRegister src, MSABranchDF msa_branch_df) {
+  Label all_true;
+  assm->BranchMSA(&all_true, msa_branch_df, all_not_zero, src.fp().toW(),
+                  USE_DELAY_SLOT);
+  assm->li(dst.gp(), 1);
+  assm->li(dst.gp(), 0l);
+  assm->bind(&all_true);
+}
+
 }  // namespace liftoff
 
 void LiftoffAssembler::emit_f32_set_cond(Condition cond, Register dst,
@@ -1680,6 +1690,11 @@ void LiftoffAssembler::emit_v8x16_anytrue(LiftoffRegister dst,
   liftoff::EmitAnyTrue(this, dst, src);
 }
 
+void LiftoffAssembler::emit_v8x16_alltrue(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  liftoff::EmitAllTrue(this, dst, src, MSA_BRANCH_B);
+}
+
 void LiftoffAssembler::emit_i8x16_shl(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   fill_b(kSimd128ScratchReg, rhs.gp());
@@ -1789,6 +1804,11 @@ void LiftoffAssembler::emit_v16x8_anytrue(LiftoffRegister dst,
   liftoff::EmitAnyTrue(this, dst, src);
 }
 
+void LiftoffAssembler::emit_v16x8_alltrue(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  liftoff::EmitAllTrue(this, dst, src, MSA_BRANCH_H);
+}
+
 void LiftoffAssembler::emit_i16x8_shl(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   fill_h(kSimd128ScratchReg, rhs.gp());
@@ -1898,6 +1918,11 @@ void LiftoffAssembler::emit_v32x4_anytrue(LiftoffRegister dst,
   liftoff::EmitAnyTrue(this, dst, src);
 }
 
+void LiftoffAssembler::emit_v32x4_alltrue(LiftoffRegister dst,
+                                          LiftoffRegister src) {
+  liftoff::EmitAllTrue(this, dst, src, MSA_BRANCH_W);
+}
+
 void LiftoffAssembler::emit_i32x4_shl(LiftoffRegister dst, LiftoffRegister lhs,
                                       LiftoffRegister rhs) {
   fill_w(kSimd128ScratchReg, rhs.gp());