[v3] tcg: backend constraints cleanup

[PATCH v3 01/24] tcg/tci: Drop L and S constraints

Richard Henderson posted 24 patches 3 years, 9 months ago

Diff against v1 v2
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Maintainers: Huacai Chen <chenhuacai@kernel.org>, Stefan Weil <sw@weilnetz.de>, Palmer Dabbelt <palmer@dabbelt.com>, "Philippe Mathieu-Daudé" <f4bug@amsat.org>, Thomas Huth <thuth@redhat.com>, Aleksandar Rikalo <aleksandar.rikalo@syrmia.com>, Cornelia Huck <cohuck@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, Andrzej Zaborowski <balrogg@gmail.com>, Alistair Francis <Alistair.Francis@wdc.com>, Aurelien Jarno <aurelien@aurel32.net>, Jiaxun Yang <jiaxun.yang@flygoat.com>

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[PATCH v3 01/24] tcg/tci: Drop L and S constraints

Posted by Richard Henderson 3 years, 9 months ago

These are identical to the 'r' constraint.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 tcg/tci/tcg-target.c.inc | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/tcg/tci/tcg-target.c.inc b/tcg/tci/tcg-target.c.inc
index 15981265db..9c45f5f88f 100644
--- a/tcg/tci/tcg-target.c.inc
+++ b/tcg/tci/tcg-target.c.inc
@@ -46,11 +46,11 @@
 # define R64    "r"
 #endif
 #if TARGET_LONG_BITS > TCG_TARGET_REG_BITS
-# define L      "L", "L"
-# define S      "S", "S"
+# define L      "r", "r"
+# define S      "r", "r"
 #else
-# define L      "L"
-# define S      "S"
+# define L      "r"
+# define S      "r"
 #endif
 
 /* TODO: documentation. */
@@ -390,8 +390,6 @@ static const char *target_parse_constraint(TCGArgConstraint *ct,
 {
     switch (*ct_str++) {
     case 'r':
-    case 'L':                   /* qemu_ld constraint */
-    case 'S':                   /* qemu_st constraint */
         ct->regs = BIT(TCG_TARGET_NB_REGS) - 1;
         break;
     default:
-- 
2.25.1