diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2011-12-08 22:05:28 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2011-12-08 22:05:28 +0000 |
| commit | 13d2ba34f27c25d448c018a939bc7f514bdd6faf (patch) | |
| tree | eba30ad89355635ac9ec26c81e1eb084791ed45b /lib | |
| parent | 318df74104459156222968792018f29a0a530ae3 (diff) | |
Add various missing AVX patterns which was causing crashes. Sadly, the generated
code looks pretty bad compared to SSE.
rdar://10538793
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146191 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/X86InstrSSE.td | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td index 836c01667f..7b19d22f8c 100644 --- a/lib/Target/X86/X86InstrSSE.td +++ b/lib/Target/X86/X86InstrSSE.td @@ -561,6 +561,16 @@ let Predicates = [HasAVX] in { (EXTRACT_SUBREG (v4i32 VR128:$src), sub_ss))>; def : Pat<(v2f64 (X86vzmovl (v2f64 (scalar_to_vector FR64:$src)))), (VMOVSDrr (v2f64 (V_SET0)), FR64:$src)>; + + // Move low f32 and clear high bits. + def : Pat<(v8f32 (X86vzmovl (v8f32 VR256:$src))), + (SUBREG_TO_REG (i32 0), + (VMOVSSrr (v4f32 (V_SET0)), + (EXTRACT_SUBREG (v8f32 VR256:$src), sub_ss)), sub_xmm)>; + def : Pat<(v8i32 (X86vzmovl (v8i32 VR256:$src))), + (SUBREG_TO_REG (i32 0), + (VMOVSSrr (v4i32 (V_SET0)), + (EXTRACT_SUBREG (v8i32 VR256:$src), sub_ss)), sub_xmm)>; } let AddedComplexity = 20 in { @@ -588,6 +598,9 @@ let Predicates = [HasAVX] in { // Represent the same patterns above but in the form they appear for // 256-bit types + def : Pat<(v8i32 (X86vzmovl (insert_subvector undef, + (v4i32 (scalar_to_vector (loadi32 addr:$src))), (i32 0)))), + (SUBREG_TO_REG (i32 0), (VMOVSSrm addr:$src), sub_ss)>; def : Pat<(v8f32 (X86vzmovl (insert_subvector undef, (v4f32 (scalar_to_vector (loadf32 addr:$src))), (i32 0)))), (SUBREG_TO_REG (i32 0), (VMOVSSrm addr:$src), sub_ss)>; @@ -606,6 +619,12 @@ let Predicates = [HasAVX] in { (v2f64 (VMOVSDrr (v2f64 (V_SET0)), FR64:$src)), sub_xmm)>; + // Move low f64 and clear high bits. + def : Pat<(v4f64 (X86vzmovl (v4f64 VR256:$src))), + (SUBREG_TO_REG (i32 0), + (VMOVSDrr (v2f64 (V_SET0)), + (EXTRACT_SUBREG (v4f64 VR256:$src), sub_sd)), sub_xmm)>; + // Extract and store. def : Pat<(store (f32 (vector_extract (v4f32 VR128:$src), (iPTR 0))), addr:$dst), @@ -756,6 +775,19 @@ let isCodeGenOnly = 1 in { "movupd\t{$src, $dst|$dst, $src}", []>, VEX; } +let Predicates = [HasAVX] in { +def : Pat<(v8i32 (X86vzmovl + (insert_subvector undef, (v4i32 VR128:$src), (i32 0)))), + (SUBREG_TO_REG (i32 0), (VMOVAPSrr VR128:$src), sub_xmm)>; +def : Pat<(v8f32 (X86vzmovl + (insert_subvector undef, (v4f32 VR128:$src), (i32 0)))), + (SUBREG_TO_REG (i32 0), (VMOVAPSrr VR128:$src), sub_xmm)>; +def : Pat<(v4f64 (X86vzmovl + (insert_subvector undef, (v2f64 VR128:$src), (i32 0)))), + (SUBREG_TO_REG (i32 0), (VMOVAPSrr VR128:$src), sub_xmm)>; +} + + def : Pat<(int_x86_avx_loadu_ps_256 addr:$src), (VMOVUPSYrm addr:$src)>; def : Pat<(int_x86_avx_storeu_ps_256 addr:$dst, VR256:$src), (VMOVUPSYmr addr:$dst, VR256:$src)>; |