[llvm] 7a0c9f6 - [NFC][PowerPC] Pre-commit test case for exploitation of xxeval for the pattern ternary(A,X,or(B,C)) (#143693)

via llvm-commits llvm-commits at lists.llvm.org
Wed Jun 11 11:26:18 PDT 2025


Author: Tony Varghese
Date: 2025-06-11T14:26:15-04:00
New Revision: 7a0c9f607a26b77a7e584fd6734f03b7ee40ca95

URL: https://github.com/llvm/llvm-project/commit/7a0c9f607a26b77a7e584fd6734f03b7ee40ca95
DIFF: https://github.com/llvm/llvm-project/commit/7a0c9f607a26b77a7e584fd6734f03b7ee40ca95.diff

LOG: [NFC][PowerPC] Pre-commit test case for exploitation of xxeval for the pattern ternary(A,X,or(B,C)) (#143693)

Pre-commit test case for exploitation of `xxeval` for ternary operations
of the pattern `ternary(A,X,or(B,C))`.
Exploitation of `xxeval` to be added later.

Co-authored-by: Tony Varghese <tony.varghese at ibm.com>

Added: 
    llvm/test/CodeGen/PowerPC/xxeval-vselect-x-or.ll

Modified: 
    

Removed: 
    


################################################################################
diff  --git a/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-or.ll b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-or.ll
new file mode 100644
index 0000000000000..1ad7e95e3682e
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/xxeval-vselect-x-or.ll
@@ -0,0 +1,268 @@
+; 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), or(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_and_BC_or_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_and_BC_or_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxland vs0, v3, v4
+; CHECK-NEXT:    xxlor 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
+  %or = or <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %and, <4 x i32> %or
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, and(B, C), or(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_and_BC_or_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_and_BC_or_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxland vs0, v3, v4
+; CHECK-NEXT:    xxlor 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
+  %or = or <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %and, <2 x i64> %or
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, B, or(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_B_or_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_B_or_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlor 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:
+  %or = or <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %B, <4 x i32> %or
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, B, or(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_B_or_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_B_or_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlor 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:
+  %or = or <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %B, <2 x i64> %or
+  ret <2 x i64> %res
+}
+
+
+; Function to test ternary(A, C, or(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_C_or_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_C_or_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlor 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:
+  %or = or <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %C, <4 x i32> %or
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, C, or(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_C_or_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_C_or_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlor 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:
+  %or = or <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %C, <2 x i64> %or
+  ret <2 x i64> %res
+}
+
+
+; Function to test ternary(A, eqv(B,C), or(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_eqv_BC_or_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_eqv_BC_or_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxleqv vs0, v3, v4
+; CHECK-NEXT:    xxlor 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
+  %or = or <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %eqv, <4 x i32> %or
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, eqv(B,C), or(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_eqv_BC_or_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_eqv_BC_or_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxleqv vs0, v3, v4
+; CHECK-NEXT:    xxlor 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
+  %or = or <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %eqv, <2 x i64> %or
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, not(C), or(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_not_C_or_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_not_C_or_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlnor vs0, v4, v4
+; CHECK-NEXT:    xxlor 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
+  %or = or <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %not, <4 x i32> %or
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, not(C), or(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_not_C_or_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_not_C_or_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlnor vs0, v4, v4
+; CHECK-NEXT:    xxlor 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
+  %or = or <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %not, <2 x i64> %or
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, not(B), or(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_not_B_or_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_not_B_or_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlnor vs0, v3, v3
+; CHECK-NEXT:    xxlor 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
+  %or = or <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %not, <4 x i32> %or
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, not(B), or(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_not_B_or_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_not_B_or_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlnor vs0, v3, v3
+; CHECK-NEXT:    xxlor 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
+  %or = or <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %not, <2 x i64> %or
+  ret <2 x i64> %res
+}
+
+; Function to test ternary(A, nand(B,C), or(B, C)) for <4 x i32>
+define <4 x i32> @ternary_A_nand_BC_or_BC_4x32(<4 x i1> %A, <4 x i32> %B, <4 x i32> %C) {
+; CHECK-LABEL: ternary_A_nand_BC_or_BC_4x32:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxleqv v5, v5, v5
+; CHECK-NEXT:    xxlnand vs0, v3, v4
+; CHECK-NEXT:    xxlor 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
+  %nand = xor <4 x i32> %and, <i32 -1, i32 -1, i32 -1, i32 -1>  ; Vector nand operation
+  %or = or <4 x i32> %B, %C
+  %res = select <4 x i1> %A, <4 x i32> %nand, <4 x i32> %or
+  ret <4 x i32> %res
+}
+
+; Function to test ternary(A, nand(B,C), or(B, C)) for <2 x i64>
+define <2 x i64> @ternary_A_nand_BC_or_BC_2x64(<2 x i1> %A, <2 x i64> %B, <2 x i64> %C) {
+; CHECK-LABEL: ternary_A_nand_BC_or_BC_2x64:
+; CHECK:       # %bb.0: # %entry
+; CHECK-NEXT:    xxlxor v5, v5, v5
+; CHECK-NEXT:    xxlnand vs0, v3, v4
+; CHECK-NEXT:    xxlor 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
+  %nand = xor <2 x i64> %and, <i64 -1, i64 -1>  ; Vector nand operation
+  %or = or <2 x i64> %B, %C
+  %res = select <2 x i1> %A, <2 x i64> %nand, <2 x i64> %or
+  ret <2 x i64> %res
+}


        


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