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72 lines
2.2 KiB
Diff
72 lines
2.2 KiB
Diff
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From http://gcc.gnu.org/ml/gcc-patches/2003-11/msg00832.html, by
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Richard Earnshaw. Fixes http://gcc.gnu.org/PR22528
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--- gcc-3.3.4/gcc/config/arm/arm.md.orig 2004-03-30 22:43:44.000000000 +0200
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+++ gcc-3.3.4/gcc/config/arm/arm.md 2005-08-15 12:21:55.000000000 +0200
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@@ -4275,7 +4275,7 @@
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(set (match_dup 2)
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(ashiftrt:SI (match_operand 0 "" "") (const_int 8)))
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;; store the high byte
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- (set (match_dup 4) (subreg:QI (match_dup 2) 0))] ;explicit subreg safe
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+ (set (match_dup 4) (match_dup 5))]
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"TARGET_ARM"
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"
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{
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@@ -4291,7 +4291,8 @@
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operands[1] = adjust_address (operands[1], QImode, 0);
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operands[3] = gen_lowpart (QImode, operands[0]);
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operands[0] = gen_lowpart (SImode, operands[0]);
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- operands[2] = gen_reg_rtx (SImode);
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+ operands[2] = gen_reg_rtx (SImode);
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+ operands[5] = gen_lowpart (QImode, operands[2]);
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}"
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)
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@@ -4299,7 +4300,7 @@
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[(set (match_dup 4) (match_dup 3))
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(set (match_dup 2)
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(ashiftrt:SI (match_operand 0 "" "") (const_int 8)))
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- (set (match_operand 1 "" "") (subreg:QI (match_dup 2) 3))]
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+ (set (match_operand 1 "" "") (match_dup 5))]
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"TARGET_ARM"
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"
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{
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@@ -4316,13 +4317,14 @@
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operands[3] = gen_lowpart (QImode, operands[0]);
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operands[0] = gen_lowpart (SImode, operands[0]);
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operands[2] = gen_reg_rtx (SImode);
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+ operands[5] = gen_lowpart (QImode, operands[2]);
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}"
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)
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;; Subroutine to store a half word integer constant into memory.
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(define_expand "storeinthi"
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[(set (match_operand 0 "" "")
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- (subreg:QI (match_operand 1 "" "") 0))
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+ (match_operand 1 "" ""))
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(set (match_dup 3) (match_dup 2))]
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"TARGET_ARM"
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"
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@@ -4363,6 +4365,7 @@
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operands[3] = adjust_address (op0, QImode, 1);
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operands[0] = adjust_address (operands[0], QImode, 0);
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operands[2] = gen_lowpart (QImode, operands[2]);
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+ operands[1] = gen_lowpart (QImode, operands[1]);
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}"
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)
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@@ -4682,11 +4685,12 @@
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(set (match_dup 3)
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(ashiftrt:SI (match_dup 2) (const_int 16)))
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(set (match_operand:HI 0 "s_register_operand" "")
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- (subreg:HI (match_dup 3) 0))]
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+ (match_dup 4))]
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"TARGET_ARM"
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"
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operands[2] = gen_reg_rtx (SImode);
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operands[3] = gen_reg_rtx (SImode);
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+ operands[4] = gen_lowpart (HImode, operands[3]);
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"
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)
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