1 files changed, 52 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/PowerPC/legalize-vaarg.ll b/llvm/test/CodeGen/PowerPC/legalize-vaarg.ll
new file mode 100644
index 00000000000..3f2b9806c3f
--- /dev/null
+++ b/llvm/test/CodeGen/PowerPC/legalize-vaarg.ll
@@ -0,0 +1,52 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+;RUN: llc < %s --mtriple=powerpc64-unknown-linux-gnu -mattr=+altivec | FileCheck %s -check-prefix=BE
+;RUN: llc < %s --mtriple=powerpc64le-unknown-linux-gnu -mattr=+altivec | FileCheck %s -check-prefix=LE
+
+define <8 x i32> @test_large_vec_vaarg(i32 %n, ...) {
+; BE-LABEL: test_large_vec_vaarg:
+; BE:       # %bb.0:
+; BE-NEXT:    std 4, 56(1)
+; BE-NEXT:    std 5, 64(1)
+; BE-NEXT:    std 6, 72(1)
+; BE-NEXT:    std 7, 80(1)
+; BE-NEXT:    std 8, 88(1)
+; BE-NEXT:    std 9, 96(1)
+; BE-NEXT:    std 10, 104(1)
+; BE-NEXT:    ld 3, -8(1)
+; BE-NEXT:    addi 3, 3, 15
+; BE-NEXT:    rldicr 3, 3, 0, 59
+; BE-NEXT:    addi 4, 3, 16
+; BE-NEXT:    addi 5, 3, 31
+; BE-NEXT:    std 4, -8(1)
+; BE-NEXT:    rldicr 4, 5, 0, 59
+; BE-NEXT:    lvx 2, 0, 3
+; BE-NEXT:    addi 3, 4, 16
+; BE-NEXT:    std 3, -8(1)
+; BE-NEXT:    lvx 3, 0, 4
+; BE-NEXT:    blr
+;
+; LE-LABEL: test_large_vec_vaarg:
+; LE:       # %bb.0:
+; LE-NEXT:    std 4, 40(1)
+; LE-NEXT:    std 5, 48(1)
+; LE-NEXT:    std 6, 56(1)
+; LE-NEXT:    std 7, 64(1)
+; LE-NEXT:    std 8, 72(1)
+; LE-NEXT:    std 9, 80(1)
+; LE-NEXT:    std 10, 88(1)
+; LE-NEXT:    ld 3, -8(1)
+; LE-NEXT:    addi 3, 3, 15
+; LE-NEXT:    rldicr 3, 3, 0, 59
+; LE-NEXT:    addi 4, 3, 31
+; LE-NEXT:    addi 5, 3, 16
+; LE-NEXT:    rldicr 4, 4, 0, 59
+; LE-NEXT:    std 5, -8(1)
+; LE-NEXT:    addi 5, 4, 16
+; LE-NEXT:    lvx 2, 0, 3
+; LE-NEXT:    std 5, -8(1)
+; LE-NEXT:    lvx 3, 0, 4
+; LE-NEXT:    blr
+  %args = alloca i8*, align 4
+  %x = va_arg i8** %args, <8 x i32>
+  ret <8 x i32> %x
+}