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neon.md (neon_vshll_n<mode>): Checking Bounds fixed.

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2009-10-14  Daniel Gutson  <dgutson@codesourcery.com>

        gcc/
        * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
        fixed.

        gcc/testsuite/
        * gcc.target/arm/neon/vfp-shift-a2t2.c: New test case.

From-SVN: r152777
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Daniel Gutson 2009-10-14 19:18:20 +00:00 committed by Daniel Gutson
parent 88ca1146aa
commit 8cb32ff23b
3 changed files with 38 additions and 1 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
gcc/
* config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
fixed.
gcc/testsuite/
* gcc.target/arm/neon/vfp-shift-a2t2.c: New test case.
2009-10-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
* configure.ac: Add 'lto' to enable_languages, not

3
gcc/config/arm/neon.md
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@ -3655,7 +3655,8 @@
UNSPEC_VSHLL_N))]
"TARGET_NEON"
{
neon_const_bounds (operands[2], 0, neon_element_bits (<MODE>mode));
/* The boundaries are: 0 < imm <= size. */
neon_const_bounds (operands[2], 0, neon_element_bits (<MODE>mode) + 1);
return "vshll.%T3%#<V_sz_elem>\t%q0, %P1, %2";
}
[(set_attr "neon_type" "neon_shift_1")]

27
gcc/testsuite/gcc.target/arm/neon/vfp-shift-a2t2.c Normal file
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@ -0,0 +1,27 @@
/* Check that NEON vector shifts support immediate values == size. /*
/* { dg-do compile } */
/* { dg-require-effective-target arm_neon_ok } */
/* { dg-options "-save-temps -mfpu=neon -mfloat-abi=softfp" } */
#include <arm_neon.h>
uint16x8_t test_vshll_n_u8 (uint8x8_t a)
{
return vshll_n_u8(a, 8);
}
uint32x4_t test_vshll_n_u16 (uint16x4_t a)
{
return vshll_n_u16(a, 16);
}
uint64x2_t test_vshll_n_u32 (uint32x2_t a)
{
return vshll_n_u32(a, 32);
}
/* { dg-final { scan-assembler "vshll\.u16\[ \]+\[qQ\]\[0-9\]+, \[dD\]\[0-9\]+, #\[0-9\]+!?\(\[ \]+@\[a-zA-Z0-9 \]+\)?\n" } } */
/* { dg-final { scan-assembler "vshll\.u32\[ \]+\[qQ\]\[0-9\]+, \[dD\]\[0-9\]+, #\[0-9\]+!?\(\[ \]+@\[a-zA-Z0-9 \]+\)?\n" } } */
/* { dg-final { scan-assembler "vshll\.u8\[ \]+\[qQ\]\[0-9\]+, \[dD\]\[0-9\]+, #\[0-9\]+!?\(\[ \]+@\[a-zA-Z0-9 \]+\)?\n" } } */
/* { dg-final { cleanup-saved-temps } } */