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Avoid dangling references to block params when sealing an unreachable block.

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This commit is contained in:
Dan Gohman
2017-10-24 22:26:03 -07:00
parent 2d5faa01af
commit fc0671a0cf
2 changed files with 71 additions and 24 deletions
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10
lib/cretonne/meta/base/instructions.py
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@@ -429,24 +429,22 @@ iconst = Instruction(
ins=N, outs=a)
N = Operand('N', ieee32)
a = Operand('a', f32, doc='A constant integer scalar or vector value')
a = Operand('a', f32, doc='A constant f32 scalar value')
f32const = Instruction(
'f32const', r"""
Floating point constant.
Create a :type:`f32` SSA value with an immediate constant value, or a
floating point vector where all the lanes have the same value.
Create a :type:`f32` SSA value with an immediate constant value.
""",
ins=N, outs=a)
N = Operand('N', ieee64)
a = Operand('a', f64, doc='A constant integer scalar or vector value')
a = Operand('a', f64, doc='A constant f64 scalar value')
f64const = Instruction(
'f64const', r"""
Floating point constant.
Create a :type:`f64` SSA value with an immediate constant value, or a
floating point vector where all the lanes have the same value.
Create a :type:`f64` SSA value with an immediate constant value.
""",
ins=N, outs=a)