Added tests for microMIPS relocations 1.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193332 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 191 insertions, 0 deletions

diff --git a/test/MC/Mips/micromips-expansions.s b/test/MC/Mips/micromips-expansions.s
new file mode 100644
index 0000000..af4d3b5
--- /dev/null
+++ b/test/MC/Mips/micromips-expansions.s
@@ -0,0 +1,57 @@
+# RUN: llvm-mc %s -triple=mipsel-unknown-linux -show-encoding \
+# RUN: -mcpu=mips32r2 -mattr=micromips | FileCheck %s
+# Check that the assembler can handle the documented syntax
+# for macro instructions
+#------------------------------------------------------------------------------
+# Load immediate instructions
+#------------------------------------------------------------------------------
+# CHECK: ori   $5, $zero, 123        # encoding: [0xa0,0x50,0x7b,0x00]
+# CHECK: addiu $6, $zero, -2345      # encoding: [0xc0,0x30,0xd7,0xf6]
+# CHECK: lui   $7, 1                 # encoding: [0xa7,0x41,0x01,0x00]
+# CHECK: ori   $7, $7, 2             # encoding: [0xe7,0x50,0x02,0x00]
+# CHECK: addiu $4, $zero, 20         # encoding: [0x80,0x30,0x14,0x00]
+# CHECK: lui   $7, 1                 # encoding: [0xa7,0x41,0x01,0x00]
+# CHECK: ori   $7, $7, 2             # encoding: [0xe7,0x50,0x02,0x00]
+# CHECK: addiu $4, $5, 20            # encoding: [0x85,0x30,0x14,0x00]
+# CHECK: lui   $7, 1                 # encoding: [0xa7,0x41,0x01,0x00]
+# CHECK: ori   $7, $7, 2             # encoding: [0xe7,0x50,0x02,0x00]
+# CHECK: addu  $7, $7, $8            # encoding: [0x07,0x01,0x50,0x39]
+# CHECK: lui   $10, %hi(symbol)      # encoding: [0xaa'A',0x41'A',0x00,0x00]
+# CHECK:                             # fixup A - offset: 0,
+# CHECK:                               value: symbol@ABS_HI,
+# CHECK:                               kind: fixup_MICROMIPS_HI16
+# CHECK: addu  $10, $10, $4          # encoding: [0x8a,0x00,0x50,0x51]
+# CHECK: lw    $10, %lo(symbol)($10) # encoding: [0x4a'A',0xfd'A',0x00,0x00]
+# CHECK:                             # fixup A - offset: 0,
+# CHECK:                               value: symbol@ABS_LO,
+# CHECK:                               kind: fixup_MICROMIPS_LO16
+# CHECK: lui   $1, %hi(symbol)       # encoding: [0xa1'A',0x41'A',0x00,0x00]
+# CHECK:                             # fixup A - offset: 0,
+# CHECK:                               value: symbol@ABS_HI,
+# CHECK:                               kind: fixup_MICROMIPS_HI16
+# CHECK: addu  $1, $1, $9            # encoding: [0x21,0x01,0x50,0x09]
+# CHECK: sw    $10, %lo(symbol)($1)  # encoding: [0x41'A',0xf9'A',0x00,0x00]
+# CHECK:                             # fixup A - offset: 0,
+# CHECK:                               value: symbol@ABS_LO,
+# CHECK:                               kind: fixup_MICROMIPS_LO16
+# CHECK: lui   $10, 10               # encoding: [0xaa,0x41,0x0a,0x00]
+# CHECK: addu  $10, $10, $4          # encoding: [0x8a,0x00,0x50,0x51]
+# CHECK: lw    $10, 123($10)         # encoding: [0x4a,0xfd,0x7b,0x00]
+# CHECK: lui   $1, 2                 # encoding: [0xa1,0x41,0x02,0x00]
+# CHECK: addu  $1, $1, $9            # encoding: [0x21,0x01,0x50,0x09]
+# CHECK: sw    $10, 57920($1)        # encoding: [0x41,0xf9,0x40,0xe2]
+
+    li $5,123
+    li $6,-2345
+    li $7,65538
+
+    la $a0, 20
+    la $7,65538
+    la $a0, 20($a1)
+    la $7,65538($8)
+
+    lw  $t2, symbol($a0)
+    sw  $t2, symbol($t1)
+
+    lw  $t2, 655483($a0)
+    sw  $t2, 123456($t1)
diff --git a/test/MC/Mips/micromips-expressions.s b/test/MC/Mips/micromips-expressions.s
new file mode 100644
index 0000000..509e980
--- /dev/null
+++ b/test/MC/Mips/micromips-expressions.s
@@ -0,0 +1,35 @@
+# RUN: llvm-mc  %s -triple=mipsel-unknown-linux -show-encoding \
+# RUN: -mcpu=mips32r2 -mattr=micromips | FileCheck %s
+# Check that the assembler can handle the expressions as operands.
+# CHECK:  .text
+# CHECK:  .globl  foo
+# CHECK:  foo:
+# CHECK:  lw   $4, %lo(foo)($4)    # encoding: [0x84'A',0xfc'A',0x00,0x00]
+# CHECK:                           # fixup A - offset: 0,
+# CHECK:                             value: foo@ABS_LO,
+# CHECK:                             kind: fixup_MICROMIPS_LO16
+# CHECK:  lw   $4, 56($4)          # encoding: [0x84,0xfc,0x38,0x00]
+# CHECK:  lw   $4, %lo(foo+8)($4)  # encoding: [0x84'A',0xfc'A',0x08,0x00]
+# CHECK:                           # fixup A - offset: 0,
+# CHECK:                             value: foo@ABS_LO,
+# CHECK:                             kind: fixup_MICROMIPS_LO16
+# CHECK:  lw   $4, %lo(foo+8)($4)  # encoding: [0x84'A',0xfc'A',0x08,0x00]
+# CHECK:                           # fixup A - offset: 0,
+# CHECK:                             value: foo@ABS_LO,
+# CHECK:                             kind: fixup_MICROMIPS_LO16
+# CHECK:  lw   $4, %lo(foo+8)($4)  # encoding: [0x84'A',0xfc'A',0x08,0x00]
+# CHECK:                           # fixup A - offset: 0,
+# CHECK:                             value: foo@ABS_LO,
+# CHECK:                             kind: fixup_MICROMIPS_LO16
+# CHECK:  .space  64
+
+  .globl  foo
+  .ent  foo
+foo:
+  lw  $4,%lo(foo)($4)
+  lw  $4,((10 + 4) * 4)($4)
+  lw  $4,%lo (2 * 4) + foo($4)
+  lw  $4,%lo((2 * 4) + foo)($4)
+  lw  $4,(((%lo ((2 * 4) + foo))))($4)
+  .space  64
+  .end  foo
diff --git a/test/MC/Mips/micromips-relocations.s b/test/MC/Mips/micromips-relocations.s
new file mode 100644
index 0000000..804dd2f
--- /dev/null
+++ b/test/MC/Mips/micromips-relocations.s
@@ -0,0 +1,99 @@
+# RUN: llvm-mc %s -triple=mipsel-unknown-linux -show-encoding \
+# RUN: -mattr=micromips | FileCheck %s -check-prefix=CHECK-FIXUP
+# RUN: llvm-mc %s -filetype=obj -triple=mipsel-unknown-linux \
+# RUN: -mattr=micromips | llvm-readobj -r \
+# RUN: | FileCheck %s -check-prefix=CHECK-ELF
+#------------------------------------------------------------------------------
+# Check that the assembler can handle the documented syntax
+# for relocations.
+#------------------------------------------------------------------------------
+# CHECK-FIXUP: lui $2, %hi(_gp_disp)
+# CHECK-FIXUP:        # encoding: [0xa2'A',0x41'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: _gp_disp@ABS_HI,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_HI16
+# CHECK-FIXUP: addiu $2, $2, %lo(_gp_disp)
+# CHECK-FIXUP:        # encoding: [0x42'A',0x30'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: _gp_disp@ABS_LO,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_LO16
+# CHECK-FIXUP: lw $25, %call16(strchr)($gp)
+# CHECK-FIXUP:        # encoding: [0x3c'A',0xff'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: strchr@GOT_CALL,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_CALL16
+# CHECK-FIXUP: lw $3, %got(loop_1)($2)
+# CHECK-FIXUP:        # encoding: [0x62'A',0xfc'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: loop_1@GOT,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_GOT16
+# CHECK-FIXUP: lui $2, %dtprel_hi(_gp_disp)
+# CHECK-FIXUP:        # encoding: [0xa2'A',0x41'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: _gp_disp@DTPREL_HI,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_TLS_DTPREL_HI16
+# CHECK-FIXUP: addiu $2, $2, %dtprel_lo(_gp_disp)
+# CHECK-FIXUP:        # encoding: [0x42'A',0x30'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: _gp_disp@DTPREL_LO,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_TLS_DTPREL_LO16
+# CHECK-FIXUP: lw $3, %got(loop_1)($2)
+# CHECK-FIXUP:        # encoding: [0x62'A',0xfc'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: loop_1@GOT,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_GOT16
+# CHECK-FIXUP: lw $4, %got_disp(loop_2)($3)
+# CHECK-FIXUP:        # encoding: [0x83'A',0xfc'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: loop_2@GOT_DISP,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_GOT_DISP
+# CHECK-FIXUP: lw $5, %got_page(loop_3)($4)
+# CHECK-FIXUP:        # encoding: [0xa4'A',0xfc'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: loop_3@GOT_PAGE,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_GOT_PAGE
+# CHECK-FIXUP: lw $6, %got_ofst(loop_4)($5)
+# CHECK-FIXUP:        # encoding: [0xc5'A',0xfc'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: loop_4@GOT_OFST,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_GOT_OFST
+# CHECK-FIXUP: lui $2, %tprel_hi(_gp_disp)
+# CHECK-FIXUP:        # encoding: [0xa2'A',0x41'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: _gp_disp@TPREL_HI,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_TLS_TPREL_HI16
+# CHECK-FIXUP: addiu $2, $2, %tprel_lo(_gp_disp)
+# CHECK-FIXUP:        # encoding: [0x42'A',0x30'A',0x00,0x00]
+# CHECK-FIXUP:        # fixup A - offset: 0,
+# CHECK-FIXUP:          value: _gp_disp@TPREL_LO,
+# CHECK-FIXUP:          kind: fixup_MICROMIPS_TLS_TPREL_LO16
+#------------------------------------------------------------------------------
+# Check that the appropriate relocations were created.
+#------------------------------------------------------------------------------
+# CHECK-ELF: Relocations [
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_HI16
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_LO16
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_CALL16
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_GOT16
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_TLS_DTPREL_HI16
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_TLS_DTPREL_LO16
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_GOT16
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_GOT_DISP
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_GOT_PAGE
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_GOT_OFST
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_TLS_TPREL_HI16
+# CHECK-ELF:     0x{{[0-9,A-F]+}} R_MICROMIPS_TLS_TPREL_LO16
+# CHECK-ELF: ]
+
+    lui    $2, %hi(_gp_disp)
+    addiu  $2, $2, %lo(_gp_disp)
+    lw     $25, %call16(strchr)($gp)
+    lw     $3, %got(loop_1)($2)
+    lui    $2, %dtprel_hi(_gp_disp)
+    addiu  $2, $2, %dtprel_lo(_gp_disp)
+    lw     $3, %got(loop_1)($2)
+    lw     $4, %got_disp(loop_2)($3)
+    lw     $5, %got_page(loop_3)($4)
+    lw     $6, %got_ofst(loop_4)($5)
+    lui    $2, %tprel_hi(_gp_disp)
+    addiu  $2, $2, %tprel_lo(_gp_disp)