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[mips][msa] Add fill.d instruction.

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This instruction is only available on Mips64 cores
that implement the MSA ASE.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@200400 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Matheus Almeida 2014-01-29 15:12:02 +00:00
parent 88390209da
commit 72d4223ff5
4 changed files with 39 additions and 2 deletions
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11
lib/Target/Mips/MipsMSAInstrFormats.td
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@ -96,6 +96,17 @@ class MSA_2R_FILL_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSAInst {
let Inst{5-0} = minor;
}
class MSA_2R_FILL_D_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSA64Inst {
bits<5> rs;
bits<5> wd;
let Inst{25-18} = major;
let Inst{17-16} = df;
let Inst{15-11} = rs;
let Inst{10-6} = wd;
let Inst{5-0} = minor;
}
class MSA_2R_FMT<bits<8> major, bits<2> df, bits<6> minor>: MSAInst {
bits<5> ws;
bits<5> wd;

6
lib/Target/Mips/MipsMSAInstrInfo.td
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@ -236,7 +236,7 @@ def vsplati32 : PatFrag<(ops node:$e0),
(v4i32 (build_vector node:$e0, node:$e0,
node:$e0, node:$e0))>;
def vsplati64 : PatFrag<(ops node:$e0),
(v2i64 (build_vector:$v0 node:$e0, node:$e0))>;
(v2i64 (build_vector node:$e0, node:$e0))>;
def vsplatf32 : PatFrag<(ops node:$e0),
(v4f32 (build_vector node:$e0, node:$e0,
node:$e0, node:$e0))>;
@ -730,6 +730,7 @@ class FFQR_D_ENC : MSA_2RF_FMT<0b110011011, 0b1, 0b011110>;
class FILL_B_ENC : MSA_2R_FILL_FMT<0b11000000, 0b00, 0b011110>;
class FILL_H_ENC : MSA_2R_FILL_FMT<0b11000000, 0b01, 0b011110>;
class FILL_W_ENC : MSA_2R_FILL_FMT<0b11000000, 0b10, 0b011110>;
class FILL_D_ENC : MSA_2R_FILL_D_FMT<0b11000000, 0b11, 0b011110>;
class FLOG2_W_ENC : MSA_2RF_FMT<0b110010111, 0b0, 0b011110>;
class FLOG2_D_ENC : MSA_2RF_FMT<0b110010111, 0b1, 0b011110>;
@ -2093,6 +2094,8 @@ class FILL_H_DESC : MSA_2R_FILL_DESC_BASE<"fill.h", v8i16, vsplati16,
MSA128HOpnd, GPR32Opnd>;
class FILL_W_DESC : MSA_2R_FILL_DESC_BASE<"fill.w", v4i32, vsplati32,
MSA128WOpnd, GPR32Opnd>;
class FILL_D_DESC : MSA_2R_FILL_DESC_BASE<"fill.d", v2i64, vsplati64,
MSA128DOpnd, GPR64Opnd>;
class FILL_FW_PSEUDO_DESC : MSA_2R_FILL_PSEUDO_BASE<v4f32, vsplatf32, MSA128W,
FGR32>;
@ -3025,6 +3028,7 @@ def FFQR_D : FFQR_D_ENC, FFQR_D_DESC;
def FILL_B : FILL_B_ENC, FILL_B_DESC;
def FILL_H : FILL_H_ENC, FILL_H_DESC;
def FILL_W : FILL_W_ENC, FILL_W_DESC;
def FILL_D : FILL_D_ENC, FILL_D_DESC;
def FILL_FW_PSEUDO : FILL_FW_PSEUDO_DESC;
def FILL_FD_PSEUDO : FILL_FD_PSEUDO_DESC;

13
test/CodeGen/Mips/msa/2r_vector_scalar.ll
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@ -5,6 +5,10 @@
; RUN: FileCheck %s -check-prefix=MIPS-ANY -check-prefix=MIPS32
; RUN: llc -march=mipsel -mattr=+msa,+fp64 < %s | \
; RUN: FileCheck %s -check-prefix=MIPS-ANY -check-prefix=MIPS32
; RUN: llc -march=mips64 -mcpu=mips64r2 -mattr=+msa,+fp64 < %s | \
; RUN: FileCheck %s -check-prefix=MIPS-ANY -check-prefix=MIPS64
; RUN: llc -march=mips64el -mcpu=mips64r2 -mattr=+msa,+fp64 < %s | \
; RUN: FileCheck %s -check-prefix=MIPS-ANY -check-prefix=MIPS64
@llvm_mips_fill_b_ARG1 = global i32 23, align 16
@llvm_mips_fill_b_RES = global <16 x i8> <i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0, i8 0>, align 16
@ -21,6 +25,7 @@ declare <16 x i8> @llvm.mips.fill.b(i32) nounwind
; MIPS-ANY: llvm_mips_fill_b_test:
; MIPS32-DAG: lw [[R1:\$[0-9]+]],
; MIPS64-DAG: ld [[R1:\$[0-9]+]],
; MIPS-ANY-DAG: fill.b [[R2:\$w[0-9]+]], [[R1]]
; MIPS-ANY-DAG: st.b [[R2]],
; MIPS-ANY: .size llvm_mips_fill_b_test
@ -40,6 +45,7 @@ declare <8 x i16> @llvm.mips.fill.h(i32) nounwind
; MIPS-ANY: llvm_mips_fill_h_test:
; MIPS32-DAG: lw [[R1:\$[0-9]+]],
; MIPS64-DAG: ld [[R1:\$[0-9]+]],
; MIPS-ANY-DAG: fill.h [[R2:\$w[0-9]+]], [[R1]]
; MIPS-ANY-DAG: st.h [[R2]],
; MIPS-ANY: .size llvm_mips_fill_h_test
@ -59,6 +65,7 @@ declare <4 x i32> @llvm.mips.fill.w(i32) nounwind
; MIPS-ANY: llvm_mips_fill_w_test:
; MIPS32-DAG: lw [[R1:\$[0-9]+]],
; MIPS64-DAG: ld [[R1:\$[0-9]+]],
; MIPS-ANY-DAG: fill.w [[R2:\$w[0-9]+]], [[R1]]
; MIPS-ANY-DAG: st.w [[R2]],
; MIPS-ANY: .size llvm_mips_fill_w_test
@ -79,11 +86,15 @@ declare <2 x i64> @llvm.mips.fill.d(i64) nounwind
; MIPS-ANY: llvm_mips_fill_d_test:
; MIPS32-DAG: lw [[R1:\$[0-9]+]], 0(
; MIPS32-DAG: lw [[R2:\$[0-9]+]], 4(
; MIPS64-DAG: ld [[R1:\$[0-9]+]], %got_disp(llvm_mips_fill_d_ARG1)
; MIPS32-DAG: ldi.b [[R3:\$w[0-9]+]], 0
; MIPS32-DAG: insert.w [[R3]][0], [[R1]]
; MIPS32-DAG: insert.w [[R3]][1], [[R2]]
; MIPS32-DAG: insert.w [[R3]][2], [[R1]]
; MIPS32-DAG: insert.w [[R3]][3], [[R2]]
; MIPS64-DAG: fill.d [[WD:\$w[0-9]+]], [[R1]]
; MIPS32-DAG: st.w [[R3]],
; MIPS64-DAG: ld [[RD:\$[0-9]+]], %got_disp(llvm_mips_fill_d_RES)
; MIPS64-DAG: st.d [[WD]], 0([[RD]])
; MIPS-ANY: .size llvm_mips_fill_d_test
;
;

11
test/MC/Mips/msa/test_2r_msa64.s Normal file
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@ -0,0 +1,11 @@
# RUN: llvm-mc %s -arch=mips64 -mcpu=mips64r2 -mattr=+msa -show-encoding | FileCheck %s
#
# RUN: llvm-mc %s -arch=mips64 -mcpu=mips64r2 -mattr=+msa -filetype=obj -o - | \
# RUN: llvm-objdump -d -arch=mips64 -mattr=+msa - | \
# RUN: FileCheck %s -check-prefix=CHECKOBJDUMP
#
# CHECK: fill.d $w27, $9 # encoding: [0x7b,0x03,0x4e,0xde]
# CHECKOBJDUMP: fill.d $w27, $9
fill.d $w27, $9