X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=test%2FMC%2FMips%2Fmips-expansions.s;h=d3fdf39ff8b0fad50cd7f763834592331de1a847;hb=01cf1d3ef3cf1176eca3b22a9ef81903f81ea272;hp=b87bfbdc5b287d3841d33ac2b0fecb40c3fbd071;hpb=9d577c861414c28967d77c2a1edf64b68efdeaee;p=oota-llvm.git

diff --git a/test/MC/Mips/mips-expansions.s b/test/MC/Mips/mips-expansions.s
index b87bfbdc5b2..d3fdf39ff8b 100644
--- a/test/MC/Mips/mips-expansions.s
+++ b/test/MC/Mips/mips-expansions.s
@@ -1,14 +1,85 @@
-# RUN: llvm-mc %s -triple=mipsel-unknown-linux -show-encoding -mcpu=mips32r2 | FileCheck %s
-# Check that the assembler can handle the documented syntax
-# for macro instructions
-# CHECK: .section __TEXT,__text,regular,pure_instructions
-#------------------------------------------------------------------------------
-# Load immediate instructions
-#------------------------------------------------------------------------------
-# CHECK: ori     $5, $zero, 123      # encoding: [0x7b,0x00,0x05,0x34]
-# CHECK: addiu   $6, $zero, -2345    # encoding: [0xd7,0xf6,0x06,0x24]
+# RUN: llvm-mc %s -triple=mipsel-unknown-linux -show-encoding -mcpu=mips32r2 | \
+# RUN:   FileCheck %s
+
+# Check that the IAS expands macro instructions in the same way as GAS.
+
+# Load immediate, done by MipsAsmParser::expandLoadImm():
+  li $5, 123
+# CHECK:     ori     $5, $zero, 123   # encoding: [0x7b,0x00,0x05,0x34]
+  li $6, -2345
+# CHECK:     addiu   $6, $zero, -2345 # encoding: [0xd7,0xf6,0x06,0x24]
+  li $7, 65538
+# CHECK:     lui     $7, 1            # encoding: [0x01,0x00,0x07,0x3c]
+# CHECK:     ori     $7, $7, 2        # encoding: [0x02,0x00,0xe7,0x34]
+  li $8, ~7
+# CHECK:     addiu   $8, $zero, -8    # encoding: [0xf8,0xff,0x08,0x24]
+  li $9, 0x10000
+# CHECK:     lui     $9, 1            # encoding: [0x01,0x00,0x09,0x3c]
+# CHECK-NOT: ori $9, $9, 0            # encoding: [0x00,0x00,0x29,0x35]
+  li $10, ~(0x101010)
+# CHECK:     lui     $10, 65519       # encoding: [0xef,0xff,0x0a,0x3c]
+# CHECK:     ori     $10, $10, 61423  # encoding: [0xef,0xef,0x4a,0x35]
+
+# Load address, done by MipsAsmParser::expandLoadAddressReg()
+# and MipsAsmParser::expandLoadAddressImm():
+  la $4, 20
+# CHECK: ori     $4, $zero, 20       # encoding: [0x14,0x00,0x04,0x34]
+  la $7, 65538
 # CHECK: lui     $7, 1               # encoding: [0x01,0x00,0x07,0x3c]
 # CHECK: ori     $7, $7, 2           # encoding: [0x02,0x00,0xe7,0x34]
-    li $5,123
-    li $6,-2345
-    li $7,65538
+  la $4, 20($5)
+# CHECK: ori     $4, $5, 20          # encoding: [0x14,0x00,0xa4,0x34]
+  la $7, 65538($8)
+# CHECK: lui     $7, 1               # encoding: [0x01,0x00,0x07,0x3c]
+# CHECK: ori     $7, $7, 2           # encoding: [0x02,0x00,0xe7,0x34]
+# CHECK: addu    $7, $7, $8          # encoding: [0x21,0x38,0xe8,0x00]
+  la $8, symbol
+# CHECK: lui     $8, %hi(symbol)     # encoding: [A,A,0x08,0x3c]
+# CHECK:                             #   fixup A - offset: 0, value: symbol@ABS_HI, kind: fixup_Mips_HI16
+# CHECK: ori     $8, $8, %lo(symbol) # encoding: [A,A,0x08,0x35]
+# CHECK:                             #   fixup A - offset: 0, value: symbol@ABS_LO, kind: fixup_Mips_LO16
+
+# LW/SW and LDC1/SDC1 of symbol address, done by MipsAsmParser::expandMemInst():
+  .set noat
+  lw $10, symbol($4)
+# CHECK: lui     $10, %hi(symbol)        # encoding: [A,A,0x0a,0x3c]
+# CHECK:                                 #   fixup A - offset: 0, value: symbol@ABS_HI, kind: fixup_Mips_HI16
+# CHECK: addu    $10, $10, $4            # encoding: [0x21,0x50,0x44,0x01]
+# CHECK: lw      $10, %lo(symbol)($10)   # encoding: [A,A,0x4a,0x8d]
+# CHECK:                                 #   fixup A - offset: 0, value: symbol@ABS_LO, kind: fixup_Mips_LO16
+  .set at
+  sw $10, symbol($9)
+# CHECK: lui     $1, %hi(symbol)         # encoding: [A,A,0x01,0x3c]
+# CHECK:                                 #   fixup A - offset: 0, value: symbol@ABS_HI, kind: fixup_Mips_HI16
+# CHECK: addu    $1, $1, $9              # encoding: [0x21,0x08,0x29,0x00]
+# CHECK: sw      $10, %lo(symbol)($1)    # encoding: [A,A,0x2a,0xac]
+# CHECK:                                 #   fixup A - offset: 0, value: symbol@ABS_LO, kind: fixup_Mips_LO16
+
+  lw $10, 655483($4)
+# CHECK: lui     $10, 10                 # encoding: [0x0a,0x00,0x0a,0x3c]
+# CHECK: addu    $10, $10, $4            # encoding: [0x21,0x50,0x44,0x01]
+# CHECK: lw      $10, 123($10)           # encoding: [0x7b,0x00,0x4a,0x8d]
+  sw $10, 123456($9)
+# CHECK: lui     $1, 2                   # encoding: [0x02,0x00,0x01,0x3c]
+# CHECK: addu    $1, $1, $9              # encoding: [0x21,0x08,0x29,0x00]
+# CHECK: sw      $10, 57920($1)          # encoding: [0x40,0xe2,0x2a,0xac]
+
+  lw $8, symbol
+# CHECK:     lui     $8, %hi(symbol)     # encoding: [A,A,0x08,0x3c]
+# CHECK:                                 #   fixup A - offset: 0, value: symbol@ABS_HI, kind: fixup_Mips_HI16
+# CHECK-NOT: move    $8, $8              # encoding: [0x21,0x40,0x00,0x01]
+# CHECK:     lw      $8, %lo(symbol)($8) # encoding: [A,A,0x08,0x8d]
+# CHECK:                                 #   fixup A - offset: 0, value: symbol@ABS_LO, kind: fixup_Mips_LO16
+  sw $8, symbol
+# CHECK:     lui     $1, %hi(symbol)     # encoding: [A,A,0x01,0x3c]
+# CHECK:                                 #   fixup A - offset: 0, value: symbol@ABS_HI, kind: fixup_Mips_HI16
+# CHECK-NOT: move    $1, $1              # encoding: [0x21,0x08,0x20,0x00]
+# CHECK:     sw      $8, %lo(symbol)($1) # encoding: [A,A,0x28,0xac]
+# CHECK:                                 #   fixup A - offset: 0, value: symbol@ABS_LO, kind: fixup_Mips_LO16
+
+  ldc1 $f0, symbol
+# CHECK: lui     $1, %hi(symbol)
+# CHECK: ldc1    $f0, %lo(symbol)($1)
+  sdc1 $f0, symbol
+# CHECK: lui     $1, %hi(symbol)
+# CHECK: sdc1    $f0, %lo(symbol)($1)