[llvm] [NFC][PowerpC] Add testcases for locking down the xxeval instruction support for ternary operators (PR #141601)

via llvm-commits llvm-commits at lists.llvm.org
Tue May 27 06:38:27 PDT 2025


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-backend-powerpc

Author: Tony Varghese (tonykuttai)

<details>
<summary>Changes</summary>

NFC patch to add testcases for locking down the support of ternary operators using the `xxsel` instructions. Currently ternary operators are supoprted by emitting `xxsel` instructions instead of `xxeval`.

---

Patch is 26.03 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/141601.diff


4 Files Affected:

- (added) llvm/test/CodeGen/PowerPC/xxeval-vselect-x-and.ll (+188) 
- (added) llvm/test/CodeGen/PowerPC/xxeval-vselect-x-b.ll (+169) 
- (added) llvm/test/CodeGen/PowerPC/xxeval-vselect-x-c.ll (+138) 
- (added) llvm/test/CodeGen/PowerPC/xxeval-vselect-x-xor.ll (+177) 


``````````diff
diff --git a/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-and.ll b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-and.ll
new file mode 100644
index 0000000000000..05fb6534bebcd
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-and.ll
@@ -0,0 +1,188 @@
+; Test file to verify the emission of Vector selection instructions when ternary operators are used.
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc64le-unknown-unknown \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc-ibm-aix-xcoff \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc64-ibm-aix-xcoff \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; Function to test ternary(A, xor(B, C), and(B, C)) for <4 x i32>
+; CHECK-LABEL: ternary_A_xor_BC_and_BC_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlxor vs0, v3, v4
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_xor_BC_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %xor = xor <4 x i32> %B, %C
+  %and = and <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %xor, <4 x i32> %and
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, xor(B, C), and(B, C)) for <2 x i64>
+; CHECK-LABEL: ternary_A_xor_BC_and_BC_2x64
+; CHECK: xxlxor vs0, v3, v4
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_xor_BC_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %xor = xor <2 x i64> %B, %C
+  %and = and <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %xor, <2 x i64> %and
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, nor(B, C), and(B, C)) for <4 x i32>
+; CHECK-LABEL: ternary_A_nor_BC_and_BC_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlnor vs0, v3, v4
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_nor_BC_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %or = or <4 x i32> %B, %C
+  %nor = xor <4 x i32> %or, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector NOR operation
+  %and = and <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %nor, <4 x i32> %and
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, nor(B, C), and(B, C)) for <2 x i64>
+; CHECK-LABEL: ternary_A_nor_BC_and_BC_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxlnor vs0, v3, v4
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_nor_BC_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %or = or <2 x i64> %B, %C
+  %nor = xor <2 x i64> %or, <i64 -1, i64 -1>  ; Vector NOR operation
+  %and = and <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %nor, <2 x i64> %and
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, eqv(B, C), and(B, C)) for <4 x i32>
+; CHECK-LABEL: ternary_A_eqv_BC_and_BC_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxleqv vs0, v3, v4
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_eqv_BC_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %xor = xor <4 x i32> %B, %C
+  %eqv = xor <4 x i32> %xor, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector eqv operation
+  %and = and <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %eqv, <4 x i32> %and
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, eqv(B, C), and(B, C)) for <2 x i64>
+; CHECK-LABEL: ternary_A_eqv_BC_and_BC_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxleqv vs0, v3, v4
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_eqv_BC_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %xor = xor <2 x i64> %B, %C
+  %eqv = xor <2 x i64> %xor, <i64 -1, i64 -1>  ; Vector eqv operation
+  %and = and <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %eqv, <2 x i64> %and
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, not(C), and(B, C)) for <4 x i32>
+; CHECK-LABEL: ternary_A_not_C_and_BC_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlnor vs0, v4, v4
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_not_C_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %not = xor <4 x i32> %C, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector not operation
+  %and = and <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %not, <4 x i32> %and
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, not(C), and(B, C)) for <2 x i64>
+; CHECK-LABEL: ternary_A_not_C_and_BC_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxlnor vs0, v4, v4
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_not_C_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %not = xor <2 x i64> %C, <i64 -1, i64 -1>  ; Vector not operation
+  %and = and <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %not, <2 x i64> %and
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, not(B), and(B, C)) for <4 x i32>
+; CHECK-LABEL: ternary_A_not_B_and_BC_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlnor vs0, v3, v3
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_not_B_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %not = xor <4 x i32> %B, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector not operation
+  %and = and <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %not, <4 x i32> %and
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, not(B), and(B, C)) for <2 x i64>
+; CHECK-LABEL: ternary_A_not_B_and_BC_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxlnor vs0, v3, v3
+; CHECK-NEXT: xxland vs1, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, vs1, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_not_B_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %not = xor <2 x i64> %B, <i64 -1, i64 -1>  ; Vector not operation
+  %and = and <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %not, <2 x i64> %and
+  ret <2 x i64> %res
+}
\ No newline at end of file
diff --git a/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-b.ll b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-b.ll
new file mode 100644
index 0000000000000..3966c69636986
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-b.ll
@@ -0,0 +1,169 @@
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc64le-unknown-unknown \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc-ibm-aix-xcoff \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc64-ibm-aix-xcoff \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; Function to test ternary(A, and(B, C), B) for <4 x i32>
+; CHECK-LABEL: ternary_A_and_BC_B_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxland vs0, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_and_BC_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %and = and <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %and, <4 x i32> %B
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, and(B, C), B) for <2 x i64>
+; CHECK-LABEL: ternary_A_and_BC_B_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxland vs0, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_and_BC_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %and = and <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %and, <2 x i64> %B
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, nor(B, C), B) for <4 x i32>
+; CHECK-LABEL: ternary_A_nor_BC_B_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlnor vs0, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_nor_BC_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %or = or <4 x i32> %B, %C
+  %nor = xor <4 x i32> %or, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector NOR operation
+  %res = select <4 x i1> %A, <4 x i32> %nor, <4 x i32> %B
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, nor(B, C), B) for <2 x i64>
+; CHECK-LABEL: ternary_A_nor_BC_B_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxlnor vs0, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_nor_BC_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %or = or <2 x i64> %B, %C
+  %nor = xor <2 x i64> %or, <i64 -1, i64 -1>  ; Vector NOR operation
+  %res = select <2 x i1> %A, <2 x i64> %nor, <2 x i64> %B
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, eqv(B, C), B) for <4 x i32>
+; CHECK-LABEL: ternary_A_eqv_BC_B_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxleqv vs0, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_eqv_BC_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %xor = xor <4 x i32> %B, %C
+  %eqv = xor <4 x i32> %xor, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector eqv operation
+  %res = select <4 x i1> %A, <4 x i32> %eqv, <4 x i32> %B
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, eqv(B, C), B) for <2 x i64>
+; CHECK-LABEL: ternary_A_eqv_BC_B_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxleqv vs0, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_eqv_BC_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %xor = xor <2 x i64> %B, %C
+  %eqv = xor <2 x i64> %xor, <i64 -1, i64 -1>  ; Vector eqv operation
+  %res = select <2 x i1> %A, <2 x i64> %eqv, <2 x i64> %B
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, not(C), B) for <4 x i32>
+; CHECK-LABEL: ternary_A_not_C_B_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlnor vs0, v4, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_not_C_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %not = xor <4 x i32> %C, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector not operation
+  %res = select <4 x i1> %A, <4 x i32> %not, <4 x i32> %B
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, not(C), B) for <2 x i64>
+; CHECK-LABEL: ternary_A_not_C_B_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxlnor vs0, v4, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_not_C_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %not = xor <2 x i64> %C, <i64 -1, i64 -1>  ; Vector not operation
+  %res = select <2 x i1> %A, <2 x i64> %not, <2 x i64> %B
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, nand(B, C), B) for <4 x i32>
+; CHECK-LABEL: ternary_A_nand_BC_B_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlnand vs0, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_nand_BC_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %and = and <4 x i32> %B, %C
+  %nand = xor <4 x i32> %and, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector nand operation
+  %res = select <4 x i1> %A, <4 x i32> %nand, <4 x i32> %B
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, nand(B, C), B) for <2 x i64>
+; CHECK-LABEL: ternary_A_nand_BC_B_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxlnand vs0, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v3, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_nand_BC_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %and = and <2 x i64> %B, %C
+  %nand = xor <2 x i64> %and, <i64 -1, i64 -1>  ; Vector nand operation
+  %res = select <2 x i1> %A, <2 x i64> %nand, <2 x i64> %B
+  ret <2 x i64> %res
+}
\ No newline at end of file
diff --git a/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-c.ll b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-c.ll
new file mode 100644
index 0000000000000..76ff1b2f2f683
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-c.ll
@@ -0,0 +1,138 @@
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc64le-unknown-unknown \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc-ibm-aix-xcoff \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc64-ibm-aix-xcoff \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; Function to test ternary(A, and(B, C), C) for <4 x i32>
+; CHECK-LABEL: ternary_A_and_BC_C_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxland vs0, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v4, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_and_BC_C_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %and = and <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %and, <4 x i32> %C
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, and(B, C), C) for <2 x i64>
+; CHECK-LABEL: ternary_A_and_BC_C_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxland vs0, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v4, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_and_BC_C_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %and = and <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %and, <2 x i64> %C
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, nor(B, C), C) for <4 x i32>
+; CHECK-LABEL: ternary_A_nor_BC_C_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlnor vs0, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v4, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_nor_BC_C_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %or = or <4 x i32> %B, %C
+  %nor = xor <4 x i32> %or, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector NOR operation
+  %res = select <4 x i1> %A, <4 x i32> %nor, <4 x i32> %C
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, nor(B, C), C) for <2 x i64>
+; CHECK-LABEL: ternary_A_nor_BC_C_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxlnor vs0, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v4, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_nor_BC_C_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %or = or <2 x i64> %B, %C
+  %nor = xor <2 x i64> %or, <i64 -1, i64 -1>  ; Vector NOR operation
+  %res = select <2 x i1> %A, <2 x i64> %nor, <2 x i64> %C
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, eqv(B, C), C) for <4 x i32>
+; CHECK-LABEL: ternary_A_eqv_BC_C_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxleqv vs0, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v4, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_eqv_BC_C_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %xor = xor <4 x i32> %B, %C
+  %eqv = xor <4 x i32> %xor, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector eqv operation
+  %res = select <4 x i1> %A, <4 x i32> %eqv, <4 x i32> %C
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, eqv(B, C), C) for <2 x i64>
+; CHECK-LABEL: ternary_A_eqv_BC_C_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxleqv vs0, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v4, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_eqv_BC_C_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %xor = xor <2 x i64> %B, %C
+  %eqv = xor <2 x i64> %xor, <i64 -1, i64 -1>  ; Vector eqv operation
+  %res = select <2 x i1> %A, <2 x i64> %eqv, <2 x i64> %C
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, nand(B, C), C) for <4 x i32>
+; CHECK-LABEL: ternary_A_nand_BC_C_4x32
+; CHECK: xxspltiw v5, 31
+; CHECK-NEXT: xxlnand vs0, v3, v4
+; CHECK-NEXT: vslw v2, v2, v5
+; CHECK-NEXT: vsraw v2, v2, v5
+; CHECK-NEXT: xxsel v2, v4, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <4 x i32> @ternary_A_nand_BC_C_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) local_unnamed_addr #0 {
+entry:
+  %and = and <4 x i32> %B, %C
+  %nand = xor <4 x i32> %and, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector nand operation
+  %res = select <4 x i1> %A, <4 x i32> %nand, <4 x i32> %C
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, nand(B, C), C) for <2 x i64>
+; CHECK-LABEL: ternary_A_nand_BC_C_2x64
+; CHECK: xxlxor v5, v5, v5
+; CHECK-NEXT: xxlnand vs0, v3, v4
+; CHECK-NEXT: xxsplti32dx v5, 1, 63
+; CHECK-NEXT: vsld v2, v2, v5
+; CHECK-NEXT: vsrad v2, v2, v5
+; CHECK-NEXT: xxsel v2, v4, vs0, v2
+; CHECK-NEXT: blr
+define dso_local <2 x i64> @ternary_A_nand_BC_C_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) local_unnamed_addr #0 {
+entry:
+  %and = and <2 x i64> %B, %C
+  %nand = xor <2 x i64> %and, <i64 -1, i64 -1>  ; Vector nand operation
+  %res = select <2 x i1> %A, <2 x i64> %nand, <2 x i64> %C
+  ret <2 x i64> %res
+}
\ No newline at end of file
diff --git a/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-xor.ll b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-xor.ll
new file mode 100644
index 0000000000000..0a919bc982c85
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-xor.ll
@@ -0,0 +1,177 @@
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc64le-unknown-unknown \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -mtriple=powerpc-ibm-aix-xcoff \
+; RUN:   -ppc-asm-full-reg-names --ppc-vsr-nums-as-vr < %s | FileCheck %s
+
+; RUN: llc -verify-machineinstrs -mcpu=pwr10 -...
[truncated]

``````````

</details>


https://github.com/llvm/llvm-project/pull/141601


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