[clang] [llvm] [AIX][TOC] Add -mtocdata/-mno-tocdata options on AIX (PR #67999)

[via cfe-commits]

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@@ -0,0 +1,64 @@
+// RUN: %clang_cc1 %s -triple powerpc-ibm-aix-xcoff -S -mtocdata=a4,a5,a8,a9,b,c,d,e,v -emit-llvm -o - 2>&1 \
+// RUN:          | FileCheck %s -check-prefixes=CHECK32 --match-full-lines
+// RUN: %clang_cc1  %s -triple powerpc-ibm-aix-xcoff -S -mtocdata -emit-llvm -o - 2>&1 \
+// RUN:          | FileCheck %s -check-prefixes=CHECK32 --match-full-lines
+
+// RUN: %clang_cc1  %s -triple powerpc64-ibm-aix-xcoff -S -mtocdata=a4,a5,a8,a9,b,c,d,e,v -emit-llvm -o - 2>&1 \
+// RUN:          | FileCheck %s -check-prefixes=CHECK64 --match-full-lines
+// RUN: %clang_cc1  %s -triple powerpc64-ibm-aix-xcoff -S -mtocdata -emit-llvm -o - 2>&1 \
+// RUN:          | FileCheck %s -check-prefixes=CHECK64 --match-full-lines
+
+struct size4_struct {
+  int x;
+};
+
+struct size5_struct {
+  int x;
+  char c;
+};
+
+struct size8_struct {
+  int x;
+  short y;
+  short z;
+};
+
+struct size9_struct {
+  int x;
+  short y;
+  short z;
+  char c;
+};
+
+struct size4_struct a4;
+struct size5_struct a5;
+struct size8_struct a8;
+struct size9_struct a9;
+
+short b[2];
+short c[3];
+short d[4];
+short e[5];
+
+int func_a() {
+  return a4.x+a5.x+a8.x+a9.x+b[0]+c[0]+d[0]+e[0];
+}
+
+// CHECK32: @a4 = global %struct.size4_struct zeroinitializer, align 4 #0
+// CHECK32: @a5 = global %struct.size5_struct zeroinitializer, align 4
+// CHECK32: @a8 = global %struct.size8_struct zeroinitializer, align 4
+// CHECK32: @a9 = global %struct.size9_struct zeroinitializer, align 4
+// CHECK32: @b = global [2 x i16] zeroinitializer, align 2 #0
+// CHECK32: @c = global [3 x i16] zeroinitializer, align 2
+// CHECK32: @d = global [4 x i16] zeroinitializer, align 2
+// CHECK32: @e = global [5 x i16] zeroinitializer, align 2
+// CHECK32: attributes #0 = { "toc-data" }
+
+// CHECK64: @a4 = global %struct.size4_struct zeroinitializer, align 4 #0
+// CHECK64: @a5 = global %struct.size5_struct zeroinitializer, align 4 #0
+// CHECK64: @a8 = global %struct.size8_struct zeroinitializer, align 4 #0
+// CHECK64: @a9 = global %struct.size9_struct zeroinitializer, align 4
+// CHECK64: @b = global [2 x i16] zeroinitializer, align 2 #0
+// CHECK64: @c = global [3 x i16] zeroinitializer, align 2 #0
+// CHECK64: @d = global [4 x i16] zeroinitializer, align 2 #0
----------------
diggerlin wrote:

add check  for 64bit ?
// CHECK64: @e = global [5 x i16] zeroinitializer, align 2 

https://github.com/llvm/llvm-project/pull/67999