MMA - crash when ArgPromotion promotes pointer to quad/pair types

[ahsansaghir]

Bugzilla Link	49952
Resolution	FIXED
Resolved on	May 06, 2021 17:17
Version	trunk
OS	Linux
Blocks	#48661
CC	@DougGregor,@zygoloid,@tstellar
Fixed by commit(s)	670736a 225b775

Extended Description

Minimal test case:

static void attribute((noinline)) print_acc(__vector_quad *a) {
vector unsigned char a0[4];
__builtin_mma_disassemble_acc((void *)(a0), a);
print_values(a0[0]);
}
void test(__vector_quad *a, vector unsigned char ac) {
__builtin_mma_xvf32ger(a, ac, ac);
print_acc(a);
}

To reproduce:
clang -O3 -mcpu=pwr10 t.c -S

[ahsansaghir]

assigned to @ahsansaghir

[ahsansaghir]

Fix proposed in https://reviews.llvm.org/D101188

[ahsansaghir]

Patch committed: https://reviews.llvm.org/rG670736a904746e92dde141266b6d4881b56d51a2

[tstellar]

Merged: 225b775