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[PowerPC] Add builtin_cpu_is P11 support (#99550)
This PR adds support for __builtin_cpu_is ("power11") (cherry picked from commit 63b382b)
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‎clang/test/CodeGen/aix-builtin-cpu-is.c

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Original file line numberDiff line numberDiff line change
@@ -50,6 +50,10 @@
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// RUN: %clang_cc1 -triple powerpc-ibm-aix7.2.0.0 -emit-llvm -o - %t.c | FileCheck %s -DVALUE=262144 \
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// RUN: --check-prefix=CHECKOP
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// RUN: echo "int main() { return __builtin_cpu_is(\"power11\");}" > %t.c
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// RUN: %clang_cc1 -triple powerpc-ibm-aix7.2.0.0 -emit-llvm -o - %t.c | FileCheck %s -DVALUE=524288 \
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// RUN: --check-prefix=CHECKOP
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// CHECK: define i32 @main() #0 {
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// CHECK-NEXT: entry:
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// CHECK-NEXT: %retval = alloca i32, align 4

‎clang/test/CodeGen/builtin-cpu-supports.c

Lines changed: 62 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -129,25 +129,69 @@ int v4() { return __builtin_cpu_supports("x86-64-v4"); }
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// CHECK-PPC: if.else3:
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// CHECK-PPC-NEXT: [[CPU_IS:%.*]] = call i32 @llvm.ppc.fixed.addr.ld(i32 3)
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// CHECK-PPC-NEXT: [[TMP6:%.*]] = icmp eq i32 [[CPU_IS]], 39
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// CHECK-PPC-NEXT: br i1 [[TMP6]], label [[IF_THEN4:%.*]], label [[IF_END:%.*]]
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// CHECK-PPC-NEXT: br i1 [[TMP6]], label [[IF_THEN4:%.*]], label [[IF_ELSE5:%.*]]
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// CHECK-PPC: if.then4:
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// CHECK-PPC-NEXT: [[TMP7:%.*]] = load i32, ptr [[A_ADDR]], align 4
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// CHECK-PPC-NEXT: [[TMP8:%.*]] = load i32, ptr [[A_ADDR]], align 4
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// CHECK-PPC-NEXT: [[ADD:%.*]] = add nsw i32 [[TMP7]], [[TMP8]]
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// CHECK-PPC-NEXT: store i32 [[ADD]], ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: br label [[RETURN]]
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// CHECK-PPC: if.else5:
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// CHECK-PPC-NEXT: [[CPU_IS6:%.*]] = call i32 @llvm.ppc.fixed.addr.ld(i32 3)
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// CHECK-PPC-NEXT: [[TMP9:%.*]] = icmp eq i32 [[CPU_IS6]], 45
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// CHECK-PPC-NEXT: br i1 [[TMP9]], label [[IF_THEN7:%.*]], label [[IF_ELSE9:%.*]]
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// CHECK-PPC: if.then7:
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// CHECK-PPC-NEXT: [[TMP10:%.*]] = load i32, ptr [[A_ADDR]], align 4
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// CHECK-PPC-NEXT: [[ADD8:%.*]] = add nsw i32 [[TMP10]], 3
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// CHECK-PPC-NEXT: store i32 [[ADD8]], ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: br label [[RETURN]]
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// CHECK-PPC: if.else9:
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// CHECK-PPC-NEXT: [[CPU_IS10:%.*]] = call i32 @llvm.ppc.fixed.addr.ld(i32 3)
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// CHECK-PPC-NEXT: [[TMP11:%.*]] = icmp eq i32 [[CPU_IS10]], 46
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// CHECK-PPC-NEXT: br i1 [[TMP11]], label [[IF_THEN11:%.*]], label [[IF_ELSE13:%.*]]
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// CHECK-PPC: if.then11:
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// CHECK-PPC-NEXT: [[TMP12:%.*]] = load i32, ptr [[A_ADDR]], align 4
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// CHECK-PPC-NEXT: [[SUB12:%.*]] = sub nsw i32 [[TMP12]], 3
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// CHECK-PPC-NEXT: store i32 [[SUB12]], ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: br label [[RETURN]]
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// CHECK-PPC: if.else13:
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// CHECK-PPC-NEXT: [[CPU_IS14:%.*]] = call i32 @llvm.ppc.fixed.addr.ld(i32 3)
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// CHECK-PPC-NEXT: [[TMP13:%.*]] = icmp eq i32 [[CPU_IS14]], 47
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// CHECK-PPC-NEXT: br i1 [[TMP13]], label [[IF_THEN15:%.*]], label [[IF_ELSE17:%.*]]
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// CHECK-PPC: if.then15:
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// CHECK-PPC-NEXT: [[TMP14:%.*]] = load i32, ptr [[A_ADDR]], align 4
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// CHECK-PPC-NEXT: [[ADD16:%.*]] = add nsw i32 [[TMP14]], 7
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// CHECK-PPC-NEXT: store i32 [[ADD16]], ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: br label [[RETURN]]
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// CHECK-PPC: if.else17:
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// CHECK-PPC-NEXT: [[CPU_IS18:%.*]] = call i32 @llvm.ppc.fixed.addr.ld(i32 3)
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// CHECK-PPC-NEXT: [[TMP15:%.*]] = icmp eq i32 [[CPU_IS18]], 48
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// CHECK-PPC-NEXT: br i1 [[TMP15]], label [[IF_THEN19:%.*]], label [[IF_END:%.*]]
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// CHECK-PPC: if.then19:
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// CHECK-PPC-NEXT: [[TMP16:%.*]] = load i32, ptr [[A_ADDR]], align 4
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// CHECK-PPC-NEXT: [[SUB20:%.*]] = sub nsw i32 [[TMP16]], 7
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// CHECK-PPC-NEXT: store i32 [[SUB20]], ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: br label [[RETURN]]
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// CHECK-PPC: if.end:
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// CHECK-PPC-NEXT: br label [[IF_END5:%.*]]
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// CHECK-PPC: if.end5:
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// CHECK-PPC-NEXT: br label [[IF_END6:%.*]]
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// CHECK-PPC: if.end6:
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// CHECK-PPC-NEXT: [[TMP9:%.*]] = load i32, ptr [[A_ADDR]], align 4
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// CHECK-PPC-NEXT: [[ADD7:%.*]] = add nsw i32 [[TMP9]], 5
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// CHECK-PPC-NEXT: store i32 [[ADD7]], ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: br label [[IF_END21:%.*]]
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// CHECK-PPC: if.end21:
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// CHECK-PPC-NEXT: br label [[IF_END22:%.*]]
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// CHECK-PPC: if.end22:
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// CHECK-PPC-NEXT: br label [[IF_END23:%.*]]
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// CHECK-PPC: if.end23:
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// CHECK-PPC-NEXT: br label [[IF_END24:%.*]]
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// CHECK-PPC: if.end24:
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// CHECK-PPC-NEXT: br label [[IF_END25:%.*]]
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// CHECK-PPC: if.end25:
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// CHECK-PPC-NEXT: br label [[IF_END26:%.*]]
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// CHECK-PPC: if.end26:
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// CHECK-PPC-NEXT: [[TMP17:%.*]] = load i32, ptr [[A_ADDR]], align 4
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// CHECK-PPC-NEXT: [[ADD27:%.*]] = add nsw i32 [[TMP17]], 5
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// CHECK-PPC-NEXT: store i32 [[ADD27]], ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: br label [[RETURN]]
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// CHECK-PPC: return:
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// CHECK-PPC-NEXT: [[TMP10:%.*]] = load i32, ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: ret i32 [[TMP10]]
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// CHECK-PPC-NEXT: [[TMP18:%.*]] = load i32, ptr [[RETVAL]], align 4
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// CHECK-PPC-NEXT: ret i32 [[TMP18]]
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//
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int test(int a) {
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if (__builtin_cpu_supports("arch_3_00")) // HWCAP2
@@ -156,6 +200,14 @@ int test(int a) {
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return a - 5;
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else if (__builtin_cpu_is("power7")) // CPUID
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return a + a;
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else if (__builtin_cpu_is("power8"))
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return a + 3;
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else if (__builtin_cpu_is("power9"))
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return a - 3;
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else if (__builtin_cpu_is("power10"))
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return a + 7;
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else if (__builtin_cpu_is("power11"))
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return a - 7;
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return a + 5;
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}
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#endif

‎llvm/include/llvm/TargetParser/PPCTargetParser.def

Lines changed: 3 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -40,6 +40,7 @@
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#undef AIX_PPC8_VALUE
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#undef AIX_PPC9_VALUE
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#undef AIX_PPC10_VALUE
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#undef AIX_PPC11_VALUE
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#else
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#ifndef PPC_LNX_FEATURE
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#define PPC_LNX_FEATURE(NAME, DESC, ENUMNAME, ENUMVAL, HWCAPN)
@@ -84,6 +85,7 @@
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#define AIX_PPC8_VALUE 0x00010000
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#define AIX_PPC9_VALUE 0x00020000
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#define AIX_PPC10_VALUE 0x00040000
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#define AIX_PPC11_VALUE 0x00080000
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// __builtin_cpu_is() and __builtin_cpu_supports() are supported only on Power7 and up on AIX.
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// PPC_CPU(Name, Linux_SUPPORT_METHOD, LinuxID, AIX_SUPPORT_METHOD, AIXID)
@@ -103,6 +105,7 @@ PPC_CPU("ppc476",SYS_CALL,44,BUILTIN_PPC_FALSE,0)
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PPC_CPU("power8",SYS_CALL,45,USE_SYS_CONF,AIX_PPC8_VALUE)
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PPC_CPU("power9",SYS_CALL,46,USE_SYS_CONF,AIX_PPC9_VALUE)
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PPC_CPU("power10",SYS_CALL,47,USE_SYS_CONF,AIX_PPC10_VALUE)
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PPC_CPU("power11",SYS_CALL,48,USE_SYS_CONF,AIX_PPC11_VALUE)
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#undef PPC_CPU
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// PPC features on Linux:

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