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

Tony Varghese via llvm-commits llvm-commits at lists.llvm.org
Thu May 29 09:23:25 PDT 2025


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

>From e50b4de31e9eef6c1a54895cff17e5d3abbf9329 Mon Sep 17 00:00:00 2001
From: Tony Varghese <tony.varghese at ibm.com>
Date: Thu, 29 May 2025 16:24:42 +0000
Subject: [PATCH] [NFC][PowerpC] Add testcases for locking down the instruction
 support for ternary operators

---
 .../CodeGen/PowerPC/xxeval-vselect-x-and.ll   | 200 ++++++++++++++++++
 .../CodeGen/PowerPC/xxeval-vselect-x-b.ll     | 182 ++++++++++++++++
 .../CodeGen/PowerPC/xxeval-vselect-x-c.ll     | 149 +++++++++++++
 .../CodeGen/PowerPC/xxeval-vselect-x-xor.ll   | 190 +++++++++++++++++
 4 files changed, 721 insertions(+)
 create mode 100644 llvm/test/CodeGen/PowerPC/xxeval-vselect-x-and.ll
 create mode 100644 llvm/test/CodeGen/PowerPC/xxeval-vselect-x-b.ll
 create mode 100644 llvm/test/CodeGen/PowerPC/xxeval-vselect-x-c.ll
 create mode 100644 llvm/test/CodeGen/PowerPC/xxeval-vselect-x-xor.ll

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..2868669c52ce6
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-and.ll
@@ -0,0 +1,200 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; 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>
+define <4 x i32> @ternary_A_xor_BC_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_xor_BC_and_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_xor_BC_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_xor_BC_and_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_nor_BC_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_nor_BC_and_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_nor_BC_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_nor_BC_and_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_eqv_BC_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_eqv_BC_and_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_eqv_BC_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_eqv_BC_and_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_not_C_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_not_C_and_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_not_C_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_not_C_and_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_not_B_and_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_not_B_and_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_not_B_and_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_not_B_and_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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
+}
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..37a0edb14b78f
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-b.ll
@@ -0,0 +1,182 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; 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, and(B, C), B) for <4 x i32>
+define <4 x i32> @ternary_A_and_BC_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_and_BC_B_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_and_BC_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_and_BC_B_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_nor_BC_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_nor_BC_B_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_nor_BC_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_nor_BC_B_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_eqv_BC_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_eqv_BC_B_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_eqv_BC_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_eqv_BC_B_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_not_C_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_not_C_B_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_not_C_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_not_C_B_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_nand_BC_B_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_nand_BC_B_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_nand_BC_B_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_nand_BC_B_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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
+}
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..411aa27a61861
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-c.ll
@@ -0,0 +1,149 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; 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, and(B, C), C) for <4 x i32>
+define <4 x i32> @ternary_A_and_BC_C_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_and_BC_C_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_and_BC_C_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_and_BC_C_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_nor_BC_C_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_nor_BC_C_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_nor_BC_C_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_nor_BC_C_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_eqv_BC_C_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_eqv_BC_C_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_eqv_BC_C_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_eqv_BC_C_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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>
+define <4 x i32> @ternary_A_nand_BC_C_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_nand_BC_C_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; 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
+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>
+define <2 x i64> @ternary_A_nand_BC_C_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_nand_BC_C_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    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
+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
+}
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..f8a8b6e9a0486
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-xor.ll
@@ -0,0 +1,190 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
+; 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, and(B, C), xor(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_and_BC_xor_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_and_BC_xor_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxland vs0, v3, v4
+; CHECK-NEXT:    xxlxor 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
+entry:
+  %and = and <4 x i32> %B, %C
+  %xor = xor <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %and, <4 x i32> %xor
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, and(B, C), xor(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_and_BC_xor_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_and_BC_xor_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxland vs0, v3, v4
+; CHECK-NEXT:    xxlxor 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
+entry:
+  %and = and <2 x i64> %B, %C
+  %xor = xor <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %and, <2 x i64> %xor
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, B, xor(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_B_xor_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_B_xor_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlxor vs0, v3, v4
+; CHECK-NEXT:    vslw v2, v2, v5
+; CHECK-NEXT:    vsraw v2, v2, v5
+; CHECK-NEXT:    xxsel v2, vs0, v3, v2
+; CHECK-NEXT:    blr
+entry:
+  %xor = xor <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %B, <4 x i32> %xor
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, B, xor(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_B_xor_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_B_xor_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlxor 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, vs0, v3, v2
+; CHECK-NEXT:    blr
+entry:
+  %xor = xor <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %B, <2 x i64> %xor
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, C, xor(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_C_xor_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_C_xor_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlxor vs0, v3, v4
+; CHECK-NEXT:    vslw v2, v2, v5
+; CHECK-NEXT:    vsraw v2, v2, v5
+; CHECK-NEXT:    xxsel v2, vs0, v4, v2
+; CHECK-NEXT:    blr
+entry:
+  %xor = xor <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %C, <4 x i32> %xor
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, C, xor(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_C_xor_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_C_xor_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlxor 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, vs0, v4, v2
+; CHECK-NEXT:    blr
+entry:
+  %xor = xor <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %C, <2 x i64> %xor
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, or(B, C), xor(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_or_BC_xor_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_or_BC_xor_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlor vs0, v3, v4
+; CHECK-NEXT:    xxlxor 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
+entry:
+  %or = or <4 x i32> %B, %C
+  %xor = xor <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %or, <4 x i32> %xor
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, or(B, C), xor(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_or_BC_xor_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_or_BC_xor_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlor vs0, v3, v4
+; CHECK-NEXT:    xxlxor 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
+entry:
+  %or = or <2 x i64> %B, %C
+  %xor = xor <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %or, <2 x i64> %xor
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, nor(B, C), xor(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_nor_BC_xor_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_nor_BC_xor_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlnor vs0, v3, v4
+; CHECK-NEXT:    xxlxor 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
+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
+  %xor = xor <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %nor, <4 x i32> %xor
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, nor(B, C), xor(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_nor_BC_xor_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_nor_BC_xor_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlnor vs0, v3, v4
+; CHECK-NEXT:    xxlxor 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
+entry:
+  %or = or <2 x i64> %B, %C
+  %nor = xor <2 x i64> %or, <i64 -1, i64 -1>    ; vector nor operation
+  %xor = xor <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %nor, <2 x i64> %xor
+  ret <2 x i64> %res
+}



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