diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.target/arm/lp1243022.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.target/arm/lp1243022.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.target/arm/lp1243022.c b/gcc-4.9/gcc/testsuite/gcc.target/arm/lp1243022.c new file mode 100644 index 000000000..cb405908e --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.target/arm/lp1243022.c @@ -0,0 +1,201 @@ +/* { dg-do compile { target arm_thumb2 } } */ +/* { dg-options "-O2 -fdump-rtl-subreg2" } */ + +/* { dg-final { scan-rtl-dump "REG_INC" "subreg2" { target { ! arm_neon } } } } */ +/* { dg-final { cleanup-rtl-dump "subreg2" } } */ +struct device; +typedef unsigned int __u32; +typedef unsigned long long u64; +typedef __u32 __le32; +typedef u64 dma_addr_t; +typedef unsigned gfp_t; +int dev_warn (const struct device *dev, const char *fmt, ...); +struct usb_bus +{ + struct device *controller; +}; +struct usb_hcd +{ + struct usb_bus self; +}; +struct xhci_generic_trb +{ + __le32 field[4]; +}; +union xhci_trb +{ + struct xhci_generic_trb generic; +}; +struct xhci_segment +{ + union xhci_trb *trbs; + dma_addr_t dma; +}; +struct xhci_ring +{ + struct xhci_segment *first_seg; +}; +struct xhci_hcd +{ + struct xhci_ring *cmd_ring; + struct xhci_ring *event_ring; +}; +struct usb_hcd *xhci_to_hcd (struct xhci_hcd *xhci) +{ +} +dma_addr_t xhci_trb_virt_to_dma (struct xhci_segment * seg, + union xhci_trb * trb); +struct xhci_segment *trb_in_td (struct xhci_segment *start_seg, + dma_addr_t suspect_dma); +xhci_test_trb_in_td (struct xhci_hcd *xhci, struct xhci_segment *input_seg, + union xhci_trb *start_trb, union xhci_trb *end_trb, + dma_addr_t input_dma, struct xhci_segment *result_seg, + char *test_name, int test_number) +{ + unsigned long long start_dma; + unsigned long long end_dma; + struct xhci_segment *seg; + start_dma = xhci_trb_virt_to_dma (input_seg, start_trb); + end_dma = xhci_trb_virt_to_dma (input_seg, end_trb); + { + dev_warn (xhci_to_hcd (xhci)->self.controller, + "%d\n", test_number); + dev_warn (xhci_to_hcd (xhci)->self.controller, + "Expected seg %p, got seg %p\n", result_seg, seg); + } +} +xhci_check_trb_in_td_math (struct xhci_hcd *xhci, gfp_t mem_flags) +{ + struct + { + dma_addr_t input_dma; + struct xhci_segment *result_seg; + } + simple_test_vector[] = + { + { + 0, ((void *) 0) + } + , + { + xhci->event_ring->first_seg->dma - 16, ((void *) 0)} + , + { + xhci->event_ring->first_seg->dma - 1, ((void *) 0)} + , + { + xhci->event_ring->first_seg->dma, xhci->event_ring->first_seg} + , + { + xhci->event_ring->first_seg->dma + (64 - 1) * 16, + xhci->event_ring->first_seg + } + , + { + xhci->event_ring->first_seg->dma + (64 - 1) * 16 + 1, ((void *) 0)} + , + { + xhci->event_ring->first_seg->dma + (64) * 16, ((void *) 0)} + , + { + (dma_addr_t) (~0), ((void *) 0) + } + }; + struct + { + struct xhci_segment *input_seg; + union xhci_trb *start_trb; + union xhci_trb *end_trb; + dma_addr_t input_dma; + struct xhci_segment *result_seg; + } + complex_test_vector[] = + { + { + .input_seg = xhci->event_ring->first_seg,.start_trb = + xhci->event_ring->first_seg->trbs,.end_trb = + &xhci->event_ring->first_seg->trbs[64 - 1],.input_dma = + xhci->cmd_ring->first_seg->dma,.result_seg = ((void *) 0), + } + , + { + .input_seg = xhci->event_ring->first_seg,.start_trb = + xhci->event_ring->first_seg->trbs,.end_trb = + &xhci->cmd_ring->first_seg->trbs[64 - 1],.input_dma = + xhci->cmd_ring->first_seg->dma,.result_seg = ((void *) 0), + } + , + { + .input_seg = xhci->event_ring->first_seg,.start_trb = + xhci->cmd_ring->first_seg->trbs,.end_trb = + &xhci->cmd_ring->first_seg->trbs[64 - 1],.input_dma = + xhci->cmd_ring->first_seg->dma,.result_seg = ((void *) 0), + } + , + { + .input_seg = xhci->event_ring->first_seg,.start_trb = + &xhci->event_ring->first_seg->trbs[0],.end_trb = + &xhci->event_ring->first_seg->trbs[3],.input_dma = + xhci->event_ring->first_seg->dma + 4 * 16,.result_seg = ((void *) 0), + } + , + { + .input_seg = xhci->event_ring->first_seg,.start_trb = + &xhci->event_ring->first_seg->trbs[3],.end_trb = + &xhci->event_ring->first_seg->trbs[6],.input_dma = + xhci->event_ring->first_seg->dma + 2 * 16,.result_seg = ((void *) 0), + } + , + { + .input_seg = xhci->event_ring->first_seg,.start_trb = + &xhci->event_ring->first_seg->trbs[64 - 3],.end_trb = + &xhci->event_ring->first_seg->trbs[1],.input_dma = + xhci->event_ring->first_seg->dma + 2 * 16,.result_seg = ((void *) 0), + } + , + { + .input_seg = xhci->event_ring->first_seg,.start_trb = + &xhci->event_ring->first_seg->trbs[64 - 3],.end_trb = + &xhci->event_ring->first_seg->trbs[1],.input_dma = + xhci->event_ring->first_seg->dma + (64 - 4) * 16,.result_seg = + ((void *) 0), + } + , + { + .input_seg = xhci->event_ring->first_seg,.start_trb = + &xhci->event_ring->first_seg->trbs[64 - 3],.end_trb = + &xhci->event_ring->first_seg->trbs[1],.input_dma = + xhci->cmd_ring->first_seg->dma + 2 * 16,.result_seg = ((void *) 0), + } + }; + unsigned int num_tests; + int i, ret; + num_tests = + (sizeof (simple_test_vector) / sizeof ((simple_test_vector)[0]) + + (sizeof (struct + { + } + ))); + for (i = 0; i < num_tests; i++) + { + ret = + xhci_test_trb_in_td (xhci, xhci->event_ring->first_seg, + xhci->event_ring->first_seg->trbs, + &xhci->event_ring->first_seg->trbs[64 - 1], + simple_test_vector[i].input_dma, + simple_test_vector[i].result_seg, "Simple", i); + if (ret < 0) + return ret; + } + for (i = 0; i < num_tests; i++) + { + ret = + xhci_test_trb_in_td (xhci, complex_test_vector[i].input_seg, + complex_test_vector[i].start_trb, + complex_test_vector[i].end_trb, + complex_test_vector[i].input_dma, + complex_test_vector[i].result_seg, "Complex", i); + if (ret < 0) + return ret; + } +} |