[LangRef] Update the position of some parameters in the vp intrinsic of abs/cttz/ctlz (#117519)

Author: LiqinWeng

llvm/docs/LangRef.rst

@@ -21522,9 +21522,9 @@ This is an overloaded intrinsic.
 
 ::
 
-      declare <16 x i32>  @llvm.vp.abs.v16i32 (<16 x i32> <op>, <16 x i1> <mask>, i32 <vector_length>, i1 <is_int_min_poison>)
-      declare <vscale x 4 x i32>  @llvm.vp.abs.nxv4i32 (<vscale x 4 x i32> <op>, <vscale x 4 x i1> <mask>, i32 <vector_length>, i1 <is_int_min_poison>)
-      declare <256 x i64>  @llvm.vp.abs.v256i64 (<256 x i64> <op>, <256 x i1> <mask>, i32 <vector_length>, i1 <is_int_min_poison>)
+      declare <16 x i32>  @llvm.vp.abs.v16i32 (<16 x i32> <op>, i1 <is_int_min_poison>, <16 x i1> <mask>, i32 <vector_length>)
+      declare <vscale x 4 x i32>  @llvm.vp.abs.nxv4i32 (<vscale x 4 x i32> <op>, i1 <is_int_min_poison>, <vscale x 4 x i1> <mask>, i32 <vector_length>)
+      declare <256 x i64>  @llvm.vp.abs.v256i64 (<256 x i64> <op>, i1 <is_int_min_poison>, <256 x i1> <mask>, i32 <vector_length>)
 
 Overview:
 """""""""
@@ -21536,12 +21536,12 @@ Arguments:
 """"""""""
 
 The first argument and the result have the same vector of integer type. The
-second argument is the vector mask and has the same number of elements as the
-result vector type. The third argument is the explicit vector length of the
-operation. The fourth argument must be a constant and is a flag to indicate
-whether the result value of the '``llvm.vp.abs``' intrinsic is a
-:ref:`poison value <poisonvalues>` if the first argument is statically or
-dynamically an ``INT_MIN`` value.
+second argument must be a constant and is a flag to indicate whether the result
+value of the '``llvm.vp.abs``' intrinsic is a :ref:`poison value <poisonvalues>`
+if the first argument is statically or dynamically an ``INT_MIN`` value. The
+third argument is the vector mask and has the same number of elements as the
+result vector type. The fourth argument is the explicit vector length of the
+operation.
 
 Semantics:
 """"""""""
@@ -21554,7 +21554,7 @@ Examples:
 
 .. code-block:: llvm
 
-      %r = call <4 x i32> @llvm.vp.abs.v4i32(<4 x i32> %a, <4 x i1> %mask, i32 %evl, i1 false)
+      %r = call <4 x i32> @llvm.vp.abs.v4i32(<4 x i32> %a, i1 false, <4 x i1> %mask, i32 %evl)
       ;; For all lanes below %evl, %r is lane-wise equivalent to %also.r
 
       %t = call <4 x i32> @llvm.abs.v4i32(<4 x i32> %a, i1 false)
@@ -25260,9 +25260,9 @@ This is an overloaded intrinsic.
 
 ::
 
-      declare <16 x i32>  @llvm.vp.ctlz.v16i32 (<16 x i32> <op>, <16 x i1> <mask>, i32 <vector_length>, i1 <is_zero_poison>)
-      declare <vscale x 4 x i32>  @llvm.vp.ctlz.nxv4i32 (<vscale x 4 x i32> <op>, <vscale x 4 x i1> <mask>, i32 <vector_length>, i1 <is_zero_poison>)
-      declare <256 x i64>  @llvm.vp.ctlz.v256i64 (<256 x i64> <op>, <256 x i1> <mask>, i32 <vector_length>, i1 <is_zero_poison>)
+      declare <16 x i32>  @llvm.vp.ctlz.v16i32 (<16 x i32> <op>, i1 <is_zero_poison>, <16 x i1> <mask>, i32 <vector_length>)
+      declare <vscale x 4 x i32>  @llvm.vp.ctlz.nxv4i32 (<vscale x 4 x i32> <op>, i1 <is_zero_poison>, <vscale x 4 x i1> <mask>, i32 <vector_length>)
+      declare <256 x i64>  @llvm.vp.ctlz.v256i64 (<256 x i64> <op>, i1 <is_zero_poison>, <256 x i1> <mask>, i32 <vector_length>)
 
 Overview:
 """""""""
@@ -25274,11 +25274,11 @@ Arguments:
 """"""""""
 
 The first argument and the result have the same vector of integer type. The
-second argument is the vector mask and has the same number of elements as the
-result vector type. The third argument is the explicit vector length of the
-operation. The fourth argument is a constant flag that indicates whether the
-intrinsic returns a valid result if the first argument is zero. If the first
-argument is zero and the fourth argument is true, the result is poison.
+second argument is a constant flag that indicates whether the intrinsic returns
+a valid result if the first argument is zero. The third argument is the vector
+mask and has the same number of elements as the result vector type. the fourth
+argument is the explicit vector length of the operation. If the first argument
+is zero and the second argument is true, the result is poison.
 
 Semantics:
 """"""""""
@@ -25291,7 +25291,7 @@ Examples:
 
 .. code-block:: llvm
 
-      %r = call <4 x i32> @llvm.vp.ctlz.v4i32(<4 x i32> %a, <4 x i1> %mask, i32 %evl, i1 false)
+      %r = call <4 x i32> @llvm.vp.ctlz.v4i32(<4 x i32> %a, , i1 false, <4 x i1> %mask, i32 %evl)
       ;; For all lanes below %evl, %r is lane-wise equivalent to %also.r
 
       %t = call <4 x i32> @llvm.ctlz.v4i32(<4 x i32> %a, i1 false)
@@ -25309,9 +25309,9 @@ This is an overloaded intrinsic.
 
 ::
 
-      declare <16 x i32>  @llvm.vp.cttz.v16i32 (<16 x i32> <op>, <16 x i1> <mask>, i32 <vector_length>, i1 <is_zero_poison>)
-      declare <vscale x 4 x i32>  @llvm.vp.cttz.nxv4i32 (<vscale x 4 x i32> <op>, <vscale x 4 x i1> <mask>, i32 <vector_length>, i1 <is_zero_poison>)
-      declare <256 x i64>  @llvm.vp.cttz.v256i64 (<256 x i64> <op>, <256 x i1> <mask>, i32 <vector_length>, i1 <is_zero_poison>)
+      declare <16 x i32>  @llvm.vp.cttz.v16i32 (<16 x i32> <op>, i1 <is_zero_poison>, <16 x i1> <mask>, i32 <vector_length>)
+      declare <vscale x 4 x i32>  @llvm.vp.cttz.nxv4i32 (<vscale x 4 x i32> <op>, i1 <is_zero_poison>, <vscale x 4 x i1> <mask>, i32 <vector_length>)
+      declare <256 x i64>  @llvm.vp.cttz.v256i64 (<256 x i64> <op>, i1 <is_zero_poison>, <256 x i1> <mask>, i32 <vector_length>)
 
 Overview:
 """""""""
@@ -25323,11 +25323,11 @@ Arguments:
 """"""""""
 
 The first argument and the result have the same vector of integer type. The
-second argument is the vector mask and has the same number of elements as the
-result vector type. The third argument is the explicit vector length of the
-operation. The fourth argument is a constant flag that indicates whether the
-intrinsic returns a valid result if the first argument is zero. If the first
-argument is zero and the fourth argument is true, the result is poison.
+second argument is a constant flag that indicates whether the intrinsic
+returns a valid result if the first argument is zero. The third argument is
+the vector mask and has the same number of elements as the result vector type.
+The fourth argument is the explicit vector length of the operation. If the
+first argument is zero and the second argument is true, the result is poison.
 
 Semantics:
 """"""""""
@@ -25340,7 +25340,7 @@ Examples:
 
 .. code-block:: llvm
 
-      %r = call <4 x i32> @llvm.vp.cttz.v4i32(<4 x i32> %a, <4 x i1> %mask, i32 %evl, i1 false)
+      %r = call <4 x i32> @llvm.vp.cttz.v4i32(<4 x i32> %a, i1 false, <4 x i1> %mask, i32 %evl)
       ;; For all lanes below %evl, %r is lane-wise equivalent to %also.r
 
       %t = call <4 x i32> @llvm.cttz.v4i32(<4 x i32> %a, i1 false)