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Differential D61998

[AArch64][SVE2] Asm: add saturating multiply-add interleaved long instructions
ClosedPublic

Authored by c-rhodes on May 16 2019, 3:40 AM.

Details

Reviewers
sdesmalen
SjoerdMeijer
rovka
ostannard
Commits
rZORG3267b77a9344: [AArch64][SVE2] Asm: add saturating multiply-add interleaved long instructions
rG3267b77a9344: [AArch64][SVE2] Asm: add saturating multiply-add interleaved long instructions
rG0fc6347b3584: [AArch64][SVE2] Asm: add saturating multiply-add interleaved long instructions
rL361135: [AArch64][SVE2] Asm: add saturating multiply-add interleaved long instructions
Summary

Patch adds support for SQDMLALBT and SQDMLSLBT instructions.

The specification can be found here:
https://developer.arm.com/docs/ddi0602/latest

Diff Detail

Revision Contents

PathSize
lib/
Target/
AArch64/
4 lines
test/
MC/
AArch64/
SVE2/
34 lines
42 lines
34 lines
42 lines

Diff 199779

lib/Target/AArch64/AArch64SVEInstrInfo.td

Show First 20 Lines • Show All 1,103 Lines • ▼ Show 20 Lineslet Predicates = [HasSVE2] in {
defm SQDMLSLT_ZZZI : sve2_int_mla_long_by_indexed_elem<0b0111, "sqdmlslt">; defm SQDMLSLT_ZZZI : sve2_int_mla_long_by_indexed_elem<0b0111, "sqdmlslt">;
// SVE2 saturating multiply-add long (vectors, unpredicated) // SVE2 saturating multiply-add long (vectors, unpredicated)
defm SQDMLALB_ZZZ : sve2_int_mla_long<0b11000, "sqdmlalb">; defm SQDMLALB_ZZZ : sve2_int_mla_long<0b11000, "sqdmlalb">;
defm SQDMLALT_ZZZ : sve2_int_mla_long<0b11001, "sqdmlalt">; defm SQDMLALT_ZZZ : sve2_int_mla_long<0b11001, "sqdmlalt">;
defm SQDMLSLB_ZZZ : sve2_int_mla_long<0b11010, "sqdmlslb">; defm SQDMLSLB_ZZZ : sve2_int_mla_long<0b11010, "sqdmlslb">;
defm SQDMLSLT_ZZZ : sve2_int_mla_long<0b11011, "sqdmlslt">; defm SQDMLSLT_ZZZ : sve2_int_mla_long<0b11011, "sqdmlslt">;
// SVE2 saturating multiply-add interleaved long
defm SQDMLALBT_ZZZ : sve2_int_mla_long<0b00010, "sqdmlalbt">;
defm SQDMLSLBT_ZZZ : sve2_int_mla_long<0b00011, "sqdmlslbt">;
// SVE2 integer multiply long // SVE2 integer multiply long
defm SQDMULLB_ZZZ : sve2_wide_int_arith_long<0b11000, "sqdmullb">; defm SQDMULLB_ZZZ : sve2_wide_int_arith_long<0b11000, "sqdmullb">;
defm SQDMULLT_ZZZ : sve2_wide_int_arith_long<0b11001, "sqdmullt">; defm SQDMULLT_ZZZ : sve2_wide_int_arith_long<0b11001, "sqdmullt">;
defm SMULLB_ZZZ : sve2_wide_int_arith_long<0b11100, "smullb">; defm SMULLB_ZZZ : sve2_wide_int_arith_long<0b11100, "smullb">;
defm SMULLT_ZZZ : sve2_wide_int_arith_long<0b11101, "smullt">; defm SMULLT_ZZZ : sve2_wide_int_arith_long<0b11101, "smullt">;
defm UMULLB_ZZZ : sve2_wide_int_arith_long<0b11110, "umullb">; defm UMULLB_ZZZ : sve2_wide_int_arith_long<0b11110, "umullb">;
defm UMULLT_ZZZ : sve2_wide_int_arith_long<0b11111, "umullt">; defm UMULLT_ZZZ : sve2_wide_int_arith_long<0b11111, "umullt">;
} }

test/MC/AArch64/SVE2/sqdmlalbt-diagnostics.s

  • This file was added.
// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 2>&1 < %s| FileCheck %s
// ------------------------------------------------------------------------- //
// Invalid element width
sqdmlalbt z0.b, z1.b, z2.b
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
// CHECK-NEXT: sqdmlalbt z0.b, z1.b, z2.b
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
sqdmlalbt z0.h, z1.h, z2.h
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
// CHECK-NEXT: sqdmlalbt z0.h, z1.h, z2.h
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
sqdmlalbt z0.s, z1.s, z2.s
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
// CHECK-NEXT: sqdmlalbt z0.s, z1.s, z2.s
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
sqdmlalbt z0.d, z1.d, z2.d
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
// CHECK-NEXT: sqdmlalbt z0.d, z1.d, z2.d
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
// --------------------------------------------------------------------------//
// Negative tests for instructions that are incompatible with movprfx
movprfx z0.d, p0/z, z7.d
sqdmlalbt z0.d, z1.s, z15.s
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
// CHECK-NEXT: sqdmlalbt z0.d, z1.s, z15.s
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

test/MC/AArch64/SVE2/sqdmlalbt.s

  • This file was added.
// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
// RUN: | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-ERROR
// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
// RUN: | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
sqdmlalbt z0.h, z1.b, z31.b
// CHECK-INST: sqdmlalbt z0.h, z1.b, z31.b
// CHECK-ENCODING: [0x20,0x08,0x5f,0x44]
// CHECK-ERROR: instruction requires: sve2
// CHECK-UNKNOWN: 20 08 5f 44 <unknown>
sqdmlalbt z0.s, z1.h, z31.h
// CHECK-INST: sqdmlalbt z0.s, z1.h, z31.h
// CHECK-ENCODING: [0x20,0x08,0x9f,0x44]
// CHECK-ERROR: instruction requires: sve2
// CHECK-UNKNOWN: 20 08 9f 44 <unknown>
sqdmlalbt z0.d, z1.s, z31.s
// CHECK-INST: sqdmlalbt z0.d, z1.s, z31.s
// CHECK-ENCODING: [0x20,0x08,0xdf,0x44]
// CHECK-ERROR: instruction requires: sve2
// CHECK-UNKNOWN: 20 08 df 44 <unknown>
// --------------------------------------------------------------------------//
// Test compatibility with MOVPRFX instruction.
movprfx z21, z28
// CHECK-INST: movprfx z21, z28
// CHECK-ENCODING: [0x95,0xbf,0x20,0x04]
// CHECK-ERROR: instruction requires: sve
// CHECK-UNKNOWN: 95 bf 20 04 <unknown>
sqdmlalbt z21.d, z1.s, z31.s
// CHECK-INST: sqdmlalbt z21.d, z1.s, z31.s
// CHECK-ENCODING: [0x35,0x08,0xdf,0x44]
// CHECK-ERROR: instruction requires: sve2
// CHECK-UNKNOWN: 35 08 df 44 <unknown>

test/MC/AArch64/SVE2/sqdmlslbt-diagnostics.s

  • This file was added.
// RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 2>&1 < %s| FileCheck %s
// ------------------------------------------------------------------------- //
// Invalid element width
sqdmlslbt z0.b, z1.b, z2.b
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
// CHECK-NEXT: sqdmlslbt z0.b, z1.b, z2.b
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
sqdmlslbt z0.h, z1.h, z2.h
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
// CHECK-NEXT: sqdmlslbt z0.h, z1.h, z2.h
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
sqdmlslbt z0.s, z1.s, z2.s
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
// CHECK-NEXT: sqdmlslbt z0.s, z1.s, z2.s
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
sqdmlslbt z0.d, z1.d, z2.d
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
// CHECK-NEXT: sqdmlslbt z0.d, z1.d, z2.d
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
// --------------------------------------------------------------------------//
// Negative tests for instructions that are incompatible with movprfx
movprfx z0.d, p0/z, z7.d
sqdmlslbt z0.d, z1.s, z15.s
// CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
// CHECK-NEXT: sqdmlslbt z0.d, z1.s, z15.s
// CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:

test/MC/AArch64/SVE2/sqdmlslbt.s

  • This file was added.
// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2 < %s \
// RUN: | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-ERROR
// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
// RUN: | llvm-objdump -d -mattr=+sve2 - | FileCheck %s --check-prefix=CHECK-INST
// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve2 < %s \
// RUN: | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
sqdmlslbt z0.h, z1.b, z31.b
// CHECK-INST: sqdmlslbt z0.h, z1.b, z31.b
// CHECK-ENCODING: [0x20,0x0c,0x5f,0x44]
// CHECK-ERROR: instruction requires: sve2
// CHECK-UNKNOWN: 20 0c 5f 44 <unknown>
sqdmlslbt z0.s, z1.h, z31.h
// CHECK-INST: sqdmlslbt z0.s, z1.h, z31.h
// CHECK-ENCODING: [0x20,0x0c,0x9f,0x44]
// CHECK-ERROR: instruction requires: sve2
// CHECK-UNKNOWN: 20 0c 9f 44 <unknown>
sqdmlslbt z0.d, z1.s, z31.s
// CHECK-INST: sqdmlslbt z0.d, z1.s, z31.s
// CHECK-ENCODING: [0x20,0x0c,0xdf,0x44]
// CHECK-ERROR: instruction requires: sve2
// CHECK-UNKNOWN: 20 0c df 44 <unknown>
// --------------------------------------------------------------------------//
// Test compatibility with MOVPRFX instruction.
movprfx z21, z28
// CHECK-INST: movprfx z21, z28
// CHECK-ENCODING: [0x95,0xbf,0x20,0x04]
// CHECK-ERROR: instruction requires: sve
// CHECK-UNKNOWN: 95 bf 20 04 <unknown>
sqdmlslbt z21.d, z1.s, z31.s
// CHECK-INST: sqdmlslbt z21.d, z1.s, z31.s
// CHECK-ENCODING: [0x35,0x0c,0xdf,0x44]
// CHECK-ERROR: instruction requires: sve2
// CHECK-UNKNOWN: 35 0c df 44 <unknown>