aboutsummaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/radeon/AMDILInstrPatterns.td
blob: a1e7e1fa258adc4a54087f8a5429b5f22f538484 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
//===- AMDILInstrPatterns.td - AMDIL Target ------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//==-----------------------------------------------------------------------===//
//===--------------------------------------------------------------------===//
// This file holds all the custom patterns that are used by the amdil backend
//
//===--------------------------------------------------------------------===//
//===--------------------------------------------------------------------===//
// Custom patterns for conversion operations
//===--------------------------------------------------------------------===////
// float ==> long patterns
// unsigned: f32 -> i64
def FTOUL : Pat<(i64 (fp_to_uint GPRF32:$src)),
    (LCREATE (FTOU GPRF32:$src), (LOADCONST_i32 0))>;
// unsigned: i64 -> f32
def ULTOF : Pat<(f32 (uint_to_fp GPRI64:$src)),
    (UTOF (LLO GPRI64:$src))>;

// LLVM isn't lowering this correctly, so writing a pattern that
// matches it isntead.
def : Pat<(build_vector (i32 imm:$src)),
    (VCREATE_v4i32 (LOADCONST_i32 imm:$src))>;

// Calls:
def : Pat<(IL_call tglobaladdr:$dst),
    (CALL tglobaladdr:$dst)>;
def : Pat<(IL_call texternalsym:$dst),
    (CALL texternalsym:$dst)>;
def : Pat<(IL_call tconstpool:$dst),
  (CALL tconstpool:$dst)>;