amyk updated this revision to Diff 274239.
amyk added a comment.
Updated revision to:
- add the MC test cases into `vsx.s` and `vsx.txt`.
- create a test file called `builtins-ppc-p10vsx.ll` to place all Power10 VSX
builtins tests.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D82431/new/
https://reviews.llvm.org/D82431
Files:
clang/include/clang/Basic/BuiltinsPPC.def
clang/lib/Headers/altivec.h
clang/test/CodeGen/builtins-ppc-p10vector.c
llvm/include/llvm/IR/IntrinsicsPowerPC.td
llvm/lib/Target/PowerPC/PPCInstrPrefix.td
llvm/test/CodeGen/PowerPC/builtins-ppc-p10vsx.ll
llvm/test/MC/Disassembler/PowerPC/vsx.txt
llvm/test/MC/PowerPC/vsx.s
Index: llvm/test/MC/PowerPC/vsx.s
===================================================================
--- llvm/test/MC/PowerPC/vsx.s
+++ llvm/test/MC/PowerPC/vsx.s
@@ -1001,3 +1001,10 @@
# CHECK-BE: xvtstdcsp 63, 63, 34 # encoding: [0xf3,0xe2,0xfe,0xaf]
# CHECK-LE: xvtstdcsp 63, 63, 34 # encoding: [0xaf,0xfe,0xe2,0xf3]
xvtstdcsp 63, 63, 34
+
+# Power 10 Instructions:
+
+# Test LSB Byte by Byte
+# CHECK-BE: xvtlsbb 1, 7 # encoding: [0xf0,0x82,0x3f,0x6c]
+# CHECK-LE: xvtlsbb 1, 7 # encoding: [0x6c,0x3f,0x82,0xf0]
+ xvtlsbb 1, 7
Index: llvm/test/MC/Disassembler/PowerPC/vsx.txt
===================================================================
--- llvm/test/MC/Disassembler/PowerPC/vsx.txt
+++ llvm/test/MC/Disassembler/PowerPC/vsx.txt
@@ -1,4 +1,6 @@
# RUN: llvm-mc --disassemble %s -triple powerpc64-unknown-linux-gnu -mcpu=pwr7 | FileCheck %s
+# RUN: llvm-mc --disassemble %s -triple powerpc64-unknown-linux-gnu \
+# RUN: -mcpu=pwr10 | FileCheck %s --check-prefix=CHECK-P10
# CHECK: lxsdx 7, 5, 31
0x7c 0xe5 0xfc 0x98
@@ -874,3 +876,6 @@
# CHECK: xvtstdcsp 63, 63, 34
0xf3 0xe2 0xfe 0xaf
+
+# CHECK-P10: xvtlsbb 1, 7
+0xf0 0x82 0x3f 0x6c
Index: llvm/test/CodeGen/PowerPC/builtins-ppc-p10vsx.ll
===================================================================
--- /dev/null
+++ llvm/test/CodeGen/PowerPC/builtins-ppc-p10vsx.ll
@@ -0,0 +1,35 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -verify-machineinstrs -mtriple=powerpc64le-unknown-linux-gnu \
+; RUN: -mcpu=pwr10 -ppc-asm-full-reg-names -ppc-vsr-nums-as-vr < %s | \
+; RUN: FileCheck %s
+
+; These test cases aims to test the builtins for the Power10 VSX vector
+; instructions introduced in ISA 3.1.
+
+declare i32 @llvm.ppc.vsx.xvtlsbb(<16 x i8>, i1)
+
+define signext i32 @test_vec_test_lsbb_all_ones(<16 x i8> %vuca) {
+; CHECK-LABEL: test_vec_test_lsbb_all_ones:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: xvtlsbb cr0, v2
+; CHECK-NEXT: mfocrf r3, 128
+; CHECK-NEXT: srwi r3, r3, 31
+; CHECK-NEXT: extsw r3, r3
+; CHECK-NEXT: blr
+entry:
+ %0 = tail call i32 @llvm.ppc.vsx.xvtlsbb(<16 x i8> %vuca, i1 1)
+ ret i32 %0
+}
+
+define signext i32 @test_vec_test_lsbb_all_zeros(<16 x i8> %vuca) {
+; CHECK-LABEL: test_vec_test_lsbb_all_zeros:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: xvtlsbb cr0, v2
+; CHECK-NEXT: mfocrf r3, 128
+; CHECK-NEXT: rlwinm r3, r3, 3, 31, 31
+; CHECK-NEXT: extsw r3, r3
+; CHECK-NEXT: blr
+entry:
+ %0 = tail call i32 @llvm.ppc.vsx.xvtlsbb(<16 x i8> %vuca, i1 0)
+ ret i32 %0
+}
Index: llvm/lib/Target/PowerPC/PPCInstrPrefix.td
===================================================================
--- llvm/lib/Target/PowerPC/PPCInstrPrefix.td
+++ llvm/lib/Target/PowerPC/PPCInstrPrefix.td
@@ -177,6 +177,25 @@
let Inst{31} = XT{5};
}
+// [PO BF / XO2 B XO BX /]
+class XX2_BF3_XO5_XB6_XO9<bits<6> opcode, bits<5> xo2, bits<9> xo, dag OOL,
+ dag IOL, string asmstr, InstrItinClass itin,
+ list<dag> pattern>
+ : I<opcode, OOL, IOL, asmstr, itin> {
+ bits<3> BF;
+ bits<6> XB;
+
+ let Pattern = pattern;
+
+ let Inst{6-8} = BF;
+ let Inst{9-10} = 0;
+ let Inst{11-15} = xo2;
+ let Inst{16-20} = XB{4-0};
+ let Inst{21-29} = xo;
+ let Inst{30} = XB{5};
+ let Inst{31} = 0;
+}
+
multiclass MLS_DForm_R_SI34_RTA5_MEM_p<bits<6> opcode, dag OOL, dag IOL,
dag PCRel_IOL, string asmstr,
InstrItinClass itin> {
@@ -552,6 +571,8 @@
"vclrrb $vD, $vA, $rB", IIC_VecGeneral,
[(set v16i8:$vD,
(int_ppc_altivec_vclrrb v16i8:$vA, i32:$rB))]>;
+ def XVTLSBB : XX2_BF3_XO5_XB6_XO9<60, 2, 475, (outs crrc:$BF), (ins vsrc:$XB),
+ "xvtlsbb $BF, $XB", IIC_VecGeneral, []>;
}
//---------------------------- Anonymous Patterns ----------------------------//
@@ -564,4 +585,8 @@
(v4i32 (COPY_TO_REGCLASS (XXGENPCVWM $VRB, imm:$IMM), VRRC))>;
def : Pat<(v2i64 (int_ppc_vsx_xxgenpcvdm v2i64:$VRB, imm:$IMM)),
(v2i64 (COPY_TO_REGCLASS (XXGENPCVDM $VRB, imm:$IMM), VRRC))>;
+ def : Pat<(i32 (int_ppc_vsx_xvtlsbb v16i8:$XB, -1)),
+ (EXTRACT_SUBREG (XVTLSBB (COPY_TO_REGCLASS $XB, VSRC)), sub_lt)>;
+ def : Pat<(i32 (int_ppc_vsx_xvtlsbb v16i8:$XB, 0)),
+ (EXTRACT_SUBREG (XVTLSBB (COPY_TO_REGCLASS $XB, VSRC)), sub_eq)>;
}
Index: llvm/include/llvm/IR/IntrinsicsPowerPC.td
===================================================================
--- llvm/include/llvm/IR/IntrinsicsPowerPC.td
+++ llvm/include/llvm/IR/IntrinsicsPowerPC.td
@@ -953,6 +953,9 @@
PowerPC_VSX_Intrinsic<"xxinsertw",[llvm_v4i32_ty],
[llvm_v4i32_ty,llvm_v2i64_ty,llvm_i32_ty],
[IntrNoMem]>;
+def int_ppc_vsx_xvtlsbb :
+ PowerPC_VSX_Intrinsic<"xvtlsbb", [llvm_i32_ty],
+ [llvm_v16i8_ty, llvm_i1_ty], [IntrNoMem]>;
def int_ppc_vsx_xxgenpcvbm :
PowerPC_VSX_Intrinsic<"xxgenpcvbm", [llvm_v16i8_ty],
[llvm_v16i8_ty, llvm_i32_ty], [IntrNoMem]>;
Index: clang/test/CodeGen/builtins-ppc-p10vector.c
===================================================================
--- clang/test/CodeGen/builtins-ppc-p10vector.c
+++ clang/test/CodeGen/builtins-ppc-p10vector.c
@@ -79,3 +79,15 @@
// CHECK-LE-NEXT: ret <16 x i8>
return vec_clrr(vuca, uia);
}
+
+int test_vec_test_lsbb_all_ones(void) {
+ // CHECK: @llvm.ppc.vsx.xvtlsbb(<16 x i8> %{{.+}}, i1 true
+ // CHECK-NEXT: ret i32
+ return vec_test_lsbb_all_ones(vuca);
+}
+
+int test_vec_test_lsbb_all_zeros(void) {
+ // CHECK: @llvm.ppc.vsx.xvtlsbb(<16 x i8> %{{.+}}, i1 false
+ // CHECK-NEXT: ret i32
+ return vec_test_lsbb_all_zeros(vuca);
+}
Index: clang/lib/Headers/altivec.h
===================================================================
--- clang/lib/Headers/altivec.h
+++ clang/lib/Headers/altivec.h
@@ -16830,6 +16830,22 @@
return __builtin_altivec_vclrrb((vector signed char)__a, __n);
#endif
}
+
+#ifdef __VSX__
+/* vec_test_lsbb_all_ones */
+
+static __inline__ int __ATTRS_o_ai
+vec_test_lsbb_all_ones(vector unsigned char __a) {
+ return __builtin_vsx_xvtlsbb(__a, 1);
+}
+
+/* vec_test_lsbb_all_zeros */
+
+static __inline__ int __ATTRS_o_ai
+vec_test_lsbb_all_zeros(vector unsigned char __a) {
+ return __builtin_vsx_xvtlsbb(__a, 0);
+}
+#endif /* __VSX__ */
#endif /* __POWER10_VECTOR__ */
#undef __ATTRS_o_ai
Index: clang/include/clang/Basic/BuiltinsPPC.def
===================================================================
--- clang/include/clang/Basic/BuiltinsPPC.def
+++ clang/include/clang/Basic/BuiltinsPPC.def
@@ -435,6 +435,8 @@
BUILTIN(__builtin_vsx_xxpermdi, "v.", "t")
BUILTIN(__builtin_vsx_xxsldwi, "v.", "t")
+BUILTIN(__builtin_vsx_xvtlsbb, "iV16Ucb", "")
+
// Float 128 built-ins
BUILTIN(__builtin_sqrtf128_round_to_odd, "LLdLLd", "")
BUILTIN(__builtin_addf128_round_to_odd, "LLdLLdLLd", "")
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