change comment wording

Author: jyli0116

llvm/docs/GlobalISel/GenericOpcode.rst

@@ -151,7 +151,7 @@ G_EXTRACT for scalar types, but acts elementwise on vectors.
 G_TRUNC_SSAT_S
 ^^^^^^^^^^^^^^
 
-Truncate a saturated signed input to a signed result.
+Truncate a signed input to a signed result with saturation.
 
 .. code-block:: none
 
@@ -160,7 +160,7 @@ Truncate a saturated signed input to a signed result.
 G_TRUNC_SSAT_U
 ^^^^^^^^^^^^^^
 
-Truncate a saturated signed input to an unsigned result.
+Truncate a signed input to an unsigned result with saturation.
 
 .. code-block:: none
 
@@ -169,7 +169,7 @@ Truncate a saturated signed input to an unsigned result.
 G_TRUNC_USAT_U
 ^^^^^^^^^^^^^^
 
-Truncate a saturated unsigned input to an unsigned result.
+Truncate a unsigned input to an unsigned result with saturation.
 
 .. code-block:: none
 

llvm/include/llvm/CodeGen/GlobalISel/MachineIRBuilder.h

@@ -811,8 +811,8 @@ class LLVM_ABI MachineIRBuilder {
 
   /// Build and insert \p Res = \p G_TRUNC_SSAT_S \p Op
   ///
-  /// G_TRUNC_SSAT_S truncates the saturated signed input, \p Op, to a signed
-  /// result.
+  /// G_TRUNC_SSAT_S truncates the signed input, \p Op, to a signed result with
+  /// saturation.
   ///
   /// \pre setBasicBlock or setMI must have been called.
   /// \pre \p Res must be a generic virtual register with scalar or vector type.
@@ -825,8 +825,8 @@ class LLVM_ABI MachineIRBuilder {
 
   /// Build and insert \p Res = \p G_TRUNC_SSAT_U \p Op
   ///
-  /// G_TRUNC_SSAT_U truncates the saturated signed input, \p Op, to a unsigned
-  /// result.
+  /// G_TRUNC_SSAT_U truncates the signed input, \p Op, to an unsigned result
+  /// with saturation.
   ///
   /// \pre setBasicBlock or setMI must have been called.
   /// \pre \p Res must be a generic virtual register with scalar or vector type.
@@ -839,8 +839,8 @@ class LLVM_ABI MachineIRBuilder {
 
   /// Build and insert \p Res = \p G_TRUNC_USAT_U \p Op
   ///
-  /// G_TRUNC_USAT_U truncates the saturated unsigned input, \p Op, to a
-  /// unsigned result.
+  /// G_TRUNC_USAT_U truncates the unsigned input, \p Op, to an unsigned result
+  /// with saturation.
   ///
   /// \pre setBasicBlock or setMI must have been called.
   /// \pre \p Res must be a generic virtual register with scalar or vector type.

llvm/include/llvm/Support/TargetOpcodes.def

@@ -475,13 +475,13 @@ HANDLE_TARGET_OPCODE(G_ANYEXT)
 /// elements of the vector.
 HANDLE_TARGET_OPCODE(G_TRUNC)
 
-/// Generic instruction to truncate a saturated signed operand to a signed result.
+/// Generic instruction to truncate a signed operand to a signed result with saturation.
 HANDLE_TARGET_OPCODE(G_TRUNC_SSAT_S)
 
-/// Generic instruction to truncate a saturated signed operand to an unsigned result.
+/// Generic instruction to truncate a signed operand to an unsigned result with saturation.
 HANDLE_TARGET_OPCODE(G_TRUNC_SSAT_U)
 
-/// Generic instruction to truncate a saturated unsigned operand to an unsigned result.
+/// Generic instruction to truncate a unsigned operand to an unsigned result with saturation.
 HANDLE_TARGET_OPCODE(G_TRUNC_USAT_U)
 
 /// Generic integer constant.

llvm/include/llvm/Target/GenericOpcodes.td

@@ -86,21 +86,21 @@ def G_TRUNC : GenericInstruction {
   let hasSideEffects = false;
 }
 
-// Truncate the signed saturated operand to a signed result.
+// Truncate the signed saturated operand to a signed result with saturation.
 def G_TRUNC_SSAT_S : GenericInstruction {
   let OutOperandList = (outs type0:$dst);
   let InOperandList = (ins type1:$src);
   let hasSideEffects = false;
 }
 
-// Truncate the signed saturated operand to an unsigned result.
+// Truncate the signed saturated operand to an unsigned result with saturation.
 def G_TRUNC_SSAT_U : GenericInstruction {
   let OutOperandList = (outs type0:$dst);
   let InOperandList = (ins type1:$src);
   let hasSideEffects = false;
 }
 
-// Truncate the unsigned saturated operand to an unsigned result.
+// Truncate the unsigned saturated operand to an unsigned result with saturation.
 def G_TRUNC_USAT_U : GenericInstruction {
   let OutOperandList = (outs type0:$dst);
   let InOperandList = (ins type1:$src);