llvm-6502/test/CodeGen/Mips/mno-ldc1-sdc1.ll
Daniel Sanders 543f70b040 [mips] Use MFHC1 when it is available (MIPS32r2 and later) for both FP32 and FP64 moves
Summary:
This is similar to r210771 which did the same thing for MTHC1.

Also corrected MTHC1_D32 and MTHC1_D64 which used AFGR64 and FGR64 on the
wrong definitions.

Differential Revision: http://reviews.llvm.org/D4483


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@212936 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-14 12:41:31 +00:00

250 lines
9.3 KiB
LLVM

; Check that [sl]dc1 are normally emitted. MIPS32r2 should have [sl]dxc1 too.
; RUN: llc -march=mipsel -mcpu=mips32 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R1-LDC1
; RUN: llc -march=mipsel -mcpu=mips32r2 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R2-LDXC1
; RUN: llc -march=mipsel -mcpu=mips32r6 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R6-LDC1
; Check that -mno-ldc1-sdc1 disables [sl]dc1
; RUN: llc -march=mipsel -relocation-model=pic -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R1 \
; RUN: -check-prefix=32R1-LE -check-prefix=32R1-LE-PIC
; RUN: llc -march=mipsel -relocation-model=pic -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32r2 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R2 \
; RUN: -check-prefix=32R2-LE -check-prefix=32R2-LE-PIC
; RUN: llc -march=mipsel -relocation-model=pic -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32r6 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R6 \
; RUN: -check-prefix=32R6-LE -check-prefix=32R6-LE-PIC
; Check again for big-endian
; RUN: llc -march=mips -relocation-model=pic -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R1 \
; RUN: -check-prefix=32R1-BE -check-prefix=32R1-BE-PIC
; RUN: llc -march=mips -relocation-model=pic -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32r2 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R2 \
; RUN: -check-prefix=32R2-BE -check-prefix=32R2-BE-PIC
; RUN: llc -march=mips -relocation-model=pic -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32r6 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R6 \
; RUN: -check-prefix=32R6-BE -check-prefix=32R6-BE-PIC
; Check again for the static relocation model
; RUN: llc -march=mipsel -relocation-model=static -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R1 \
; RUN: -check-prefix=32R1-LE -check-prefix=32R1-LE-STATIC
; RUN: llc -march=mipsel -relocation-model=static -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32r2 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R2 \
; RUN: -check-prefix=32R2-LE -check-prefix=32R2-LE-STATIC
; RUN: llc -march=mipsel -relocation-model=static -mno-ldc1-sdc1 \
; RUN: -mcpu=mips32r6 < %s | \
; RUN: FileCheck %s -check-prefix=ALL -check-prefix=32R6 \
; RUN: -check-prefix=32R6-LE -check-prefix=32R6-LE-STATIC
@g0 = common global double 0.000000e+00, align 8
; ALL-LABEL: test_ldc1:
; 32R1-LE-PIC-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R1-LE-PIC-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R1-LE-PIC-DAG: mtc1 $[[R0]], $f0
; 32R1-LE-PIC-DAG: mtc1 $[[R1]], $f1
; 32R2-LE-PIC-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R2-LE-PIC-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R2-LE-PIC-DAG: mtc1 $[[R0]], $f0
; 32R2-LE-PIC-DAG: mthc1 $[[R1]], $f0
; 32R6-LE-PIC-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R6-LE-PIC-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R6-LE-PIC-DAG: mtc1 $[[R0]], $f0
; 32R6-LE-PIC-DAG: mthc1 $[[R1]], $f0
; 32R1-LE-STATIC-DAG: lui $[[R0:[0-9]+]], %hi(g0)
; 32R1-LE-STATIC-DAG: lw $[[R1:[0-9]+]], %lo(g0)($[[R0]])
; 32R1-LE-STATIC-DAG: addiu $[[R2:[0-9]+]], $[[R0]], %lo(g0)
; 32R1-LE-STATIC-DAG: lw $[[R3:[0-9]+]], 4($[[R2]])
; 32R1-LE-STATIC-DAG: mtc1 $[[R1]], $f0
; 32R1-LE-STATIC-DAG: mtc1 $[[R3]], $f1
; 32R2-LE-STATIC-DAG: lui $[[R0:[0-9]+]], %hi(g0)
; 32R2-LE-STATIC-DAG: lw $[[R1:[0-9]+]], %lo(g0)($[[R0]])
; 32R2-LE-STATIC-DAG: addiu $[[R2:[0-9]+]], $[[R0]], %lo(g0)
; 32R2-LE-STATIC-DAG: lw $[[R3:[0-9]+]], 4($[[R2]])
; 32R2-LE-STATIC-DAG: mtc1 $[[R1]], $f0
; 32R2-LE-STATIC-DAG: mthc1 $[[R3]], $f0
; 32R6-LE-STATIC-DAG: lui $[[R0:[0-9]+]], %hi(g0)
; 32R6-LE-STATIC-DAG: lw $[[R1:[0-9]+]], %lo(g0)($[[R0]])
; 32R6-LE-STATIC-DAG: addiu $[[R2:[0-9]+]], $[[R0]], %lo(g0)
; 32R6-LE-STATIC-DAG: lw $[[R3:[0-9]+]], 4($[[R2]])
; 32R6-LE-STATIC-DAG: mtc1 $[[R1]], $f0
; 32R6-LE-STATIC-DAG: mthc1 $[[R3]], $f0
; 32R1-BE-PIC-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R1-BE-PIC-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R1-BE-PIC-DAG: mtc1 $[[R1]], $f0
; 32R1-BE-PIC-DAG: mtc1 $[[R0]], $f1
; 32R2-BE-PIC-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R2-BE-PIC-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R2-BE-PIC-DAG: mtc1 $[[R1]], $f0
; 32R2-BE-PIC-DAG: mthc1 $[[R0]], $f0
; 32R6-BE-PIC-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R6-BE-PIC-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R6-BE-PIC-DAG: mtc1 $[[R1]], $f0
; 32R6-BE-PIC-DAG: mthc1 $[[R0]], $f0
; 32R1-LDC1: ldc1 $f0, 0(${{[0-9]+}})
; 32R2-LDXC1: ldc1 $f0, 0(${{[0-9]+}})
; 32R6-LDC1: ldc1 $f0, 0(${{[0-9]+}})
define double @test_ldc1() {
entry:
%0 = load double* @g0, align 8
ret double %0
}
; ALL-LABEL: test_sdc1:
; 32R1-LE-PIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R1-LE-PIC-DAG: mfc1 $[[R1:[0-9]+]], $f13
; 32R1-LE-PIC-DAG: sw $[[R0]], 0(${{[0-9]+}})
; 32R1-LE-PIC-DAG: sw $[[R1]], 4(${{[0-9]+}})
; 32R2-LE-PIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R2-LE-PIC-DAG: mfhc1 $[[R1:[0-9]+]], $f12
; 32R2-LE-PIC-DAG: sw $[[R0]], 0(${{[0-9]+}})
; 32R2-LE-PIC-DAG: sw $[[R1]], 4(${{[0-9]+}})
; 32R6-LE-PIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R6-LE-PIC-DAG: mfhc1 $[[R1:[0-9]+]], $f12
; 32R6-LE-PIC-DAG: sw $[[R0]], 0(${{[0-9]+}})
; 32R6-LE-PIC-DAG: sw $[[R1]], 4(${{[0-9]+}})
; 32R1-LE-STATIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R1-LE-STATIC-DAG: mfc1 $[[R1:[0-9]+]], $f13
; 32R1-LE-STATIC-DAG: lui $[[R2:[0-9]+]], %hi(g0)
; 32R1-LE-STATIC-DAG: sw $[[R0]], %lo(g0)($[[R2]])
; 32R1-LE-STATIC-DAG: addiu $[[R3:[0-9]+]], $[[R2]], %lo(g0)
; 32R1-LE-STATIC-DAG: sw $[[R1]], 4($[[R3]])
; 32R2-LE-STATIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R2-LE-STATIC-DAG: mfhc1 $[[R1:[0-9]+]], $f12
; 32R2-LE-STATIC-DAG: lui $[[R2:[0-9]+]], %hi(g0)
; 32R2-LE-STATIC-DAG: sw $[[R0]], %lo(g0)($[[R2]])
; 32R2-LE-STATIC-DAG: addiu $[[R3:[0-9]+]], $[[R2]], %lo(g0)
; 32R2-LE-STATIC-DAG: sw $[[R1]], 4($[[R3]])
; 32R6-LE-STATIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R6-LE-STATIC-DAG: mfhc1 $[[R1:[0-9]+]], $f12
; 32R6-LE-STATIC-DAG: lui $[[R2:[0-9]+]], %hi(g0)
; 32R6-LE-STATIC-DAG: sw $[[R0]], %lo(g0)($[[R2]])
; 32R6-LE-STATIC-DAG: addiu $[[R3:[0-9]+]], $[[R2]], %lo(g0)
; 32R6-LE-STATIC-DAG: sw $[[R1]], 4($[[R3]])
; 32R1-BE-PIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R1-BE-PIC-DAG: mfc1 $[[R1:[0-9]+]], $f13
; 32R1-BE-PIC-DAG: sw $[[R1]], 0(${{[0-9]+}})
; 32R1-BE-PIC-DAG: sw $[[R0]], 4(${{[0-9]+}})
; 32R2-BE-PIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R2-BE-PIC-DAG: mfhc1 $[[R1:[0-9]+]], $f12
; 32R2-BE-PIC-DAG: sw $[[R1]], 0(${{[0-9]+}})
; 32R2-BE-PIC-DAG: sw $[[R0]], 4(${{[0-9]+}})
; 32R6-BE-PIC-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R6-BE-PIC-DAG: mfhc1 $[[R1:[0-9]+]], $f12
; 32R6-BE-PIC-DAG: sw $[[R1]], 0(${{[0-9]+}})
; 32R6-BE-PIC-DAG: sw $[[R0]], 4(${{[0-9]+}})
; 32R1-LDC1: sdc1 $f{{[0-9]+}}, 0(${{[0-9]+}})
; 32R2-LDXC1: sdc1 $f{{[0-9]+}}, 0(${{[0-9]+}})
; 32R6-LDC1: sdc1 $f{{[0-9]+}}, 0(${{[0-9]+}})
define void @test_sdc1(double %a) {
entry:
store double %a, double* @g0, align 8
ret void
}
; ALL-LABEL: test_ldxc1:
; 32R1-LE-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R1-LE-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R1-BE-DAG: lw $[[R0:[0-9]+]], 4(${{[0-9]+}})
; 32R1-BE-DAG: lw $[[R1:[0-9]+]], 0(${{[0-9]+}})
; 32R1-DAG: mtc1 $[[R0]], $f0
; 32R1-DAG: mtc1 $[[R1]], $f1
; 32R2-LE-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R2-LE-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R2-BE-DAG: lw $[[R0:[0-9]+]], 4(${{[0-9]+}})
; 32R2-BE-DAG: lw $[[R1:[0-9]+]], 0(${{[0-9]+}})
; 32R2-DAG: mtc1 $[[R0]], $f0
; 32R2-DAG: mthc1 $[[R1]], $f0
; 32R6-LE-DAG: lw $[[R0:[0-9]+]], 0(${{[0-9]+}})
; 32R6-LE-DAG: lw $[[R1:[0-9]+]], 4(${{[0-9]+}})
; 32R6-BE-DAG: lw $[[R0:[0-9]+]], 4(${{[0-9]+}})
; 32R6-BE-DAG: lw $[[R1:[0-9]+]], 0(${{[0-9]+}})
; 32R6-DAG: mtc1 $[[R0]], $f0
; 32R6-DAG: mthc1 $[[R1]], $f0
; 32R1-LDC1: ldc1 $f0, 0(${{[0-9]+}})
; 32R2-LDXC1: sll $[[OFFSET:[0-9]+]], $5, 3
; 32R2-LDXC1: ldxc1 $f0, $[[OFFSET]]($4)
; 32R6-LDC1: ldc1 $f0, 0(${{[0-9]+}})
define double @test_ldxc1(double* nocapture readonly %a, i32 %i) {
entry:
%arrayidx = getelementptr inbounds double* %a, i32 %i
%0 = load double* %arrayidx, align 8
ret double %0
}
; ALL-LABEL: test_sdxc1:
; 32R1-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R1-DAG: mfc1 $[[R1:[0-9]+]], $f13
; 32R1-DAG: sw $[[R0]], 0(${{[0-9]+}})
; 32R1-DAG: sw $[[R1]], 4(${{[0-9]+}})
; 32R2-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R2-DAG: mfhc1 $[[R1:[0-9]+]], $f12
; 32R2-DAG: sw $[[R0]], 0(${{[0-9]+}})
; 32R2-DAG: sw $[[R1]], 4(${{[0-9]+}})
; 32R6-DAG: mfc1 $[[R0:[0-9]+]], $f12
; 32R6-DAG: mfhc1 $[[R1:[0-9]+]], $f12
; 32R6-DAG: sw $[[R0]], 0(${{[0-9]+}})
; 32R6-DAG: sw $[[R1]], 4(${{[0-9]+}})
; 32R1-LDC1: sdc1 $f{{[0-9]+}}, 0(${{[0-9]+}})
; 32R2-LDXC1: sll $[[OFFSET:[0-9]+]], $7, 3
; 32R2-LDXC1: sdxc1 $f{{[0-9]+}}, $[[OFFSET]]($6)
; 32R6-LDC1: sdc1 $f{{[0-9]+}}, 0(${{[0-9]+}})
define void @test_sdxc1(double %b, double* nocapture %a, i32 %i) {
entry:
%arrayidx = getelementptr inbounds double* %a, i32 %i
store double %b, double* %arrayidx, align 8
ret void
}